Please show me HOW I can solve these, I seem to have so much trouble setting it up. Thank you.

1. One number is 5 more than twice another number. The sum of the numbers is 35. Find the numbers.

2. Ms. Jones invested $18,000 in two accounts. One account pays 6% simple interest and the other pays 8%. Her total interest for the year was $1,290. How much did she have in each account?

3. How many liters of a 40% solution and an16% solution must be mixed to obtain 20 liters of a 22% solution?

4. Sheila bought burgers and fries for her children and some friends. The burgers cost $2.05 each and the fries are $.85 each. She bought a total of 14 items, for a total cost of $19.10. How many of each did she buy?

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Keith LeannonLv2

5 May 2019

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Related questions

1. Evaluate the expression 2x - 2 for the value of x = -3

2. Factor: xsquare + 4x - 32 (x-4)(x+8) (x-4)(x-8) (x-4)(x-8) (x-16)

3. Factor: xsquare - 25 (x-5) (x+5)2 (x+5)(x-5) (x-5)(x-5)

4. Evaluate -u2v3 when u=4 and v=-2 128 64 32 -128

5. Using an online calculator, determine whether the value of x=7 is a solution of the equation. x Yes No

6. Explain why x=7 IS or IS NOT a solution of the equation. 7 + 1/x+2=8

7. Solve the equation and check your solution: -2 - 4x = 30

8. Solve the equation and check your solution: 67x - 24 = 3x + 8(8x - 3) 67 -3 -67 All real numbers

9. Solve the equation and check your solution. 5x/2 - x/6 = 14 10 6 7 9

10. Solve the quadratic equation by factoring: xsquare - 6x + 5 = 0 -1, 5 -1,-5 1,-5 1,5

11. The imaginary number i represents:

12. Find real numbers a and b such that the equation is true: a+ bi = 14 + 2i a=16, b=4 a=18, b=6 a=14, b=2 a=15, b=14

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14. In a given amount of time, James drove twice as far as Rachel. Altogether they drove 120 miles. Write an equation to help find the number of miles driven by each. Use R as the variable to represent miles driven by Rachel and J for Jamesâ miles.

15. Karen works for $10 an hour. A total of 25% of her salary is deducted for taxes and insurance. She is trying to save $450 for a new set of tires. Write an equation to help determine how many hours she must work to take home $450 if she saves all of her earnings. Be sure to save the equation you write, as you will use it to answer the next question in this quiz. 10h - .25=450 10h + .25(10h)=450 h -.25 (10h)=450 10h - .25(10h)=450

16. Using the equation you wrote in the previous problem, find the actual amount of hours Karen must work to take home $450 if she saves all of her earnings. Show your work. 17. The length of a rectangular map is 15 inches and the perimeter is 50 inches. Find the width. Hint: Perimeter = width + length + width + length

18. Twice a number is added to the number and the answer is 80. Write an equation to solve this problem. 2n + n=80 2n = 80 2n + 80=n 80 + n=2n

19. If 4 is subtracted from twice a number, the result is 10 less than the number. Write an equation to solve this problem. Use n as the variable to represent the number.

20. Multiply the following binomials: (x + 5)(x - 5)

A student she started this process, how much money will she have after 39 weeks a) Write the multiplication expression that modes this situation b) Evaluate the expression to anpwer the question Write your currently works part time and each week puts 525 Inta her If she had no money saved when savings jar in her.coom, if she had no meney .savins answer the question Write your answer in a complete contextual sentence. 7. If you deposit S If you deposit $950into an account and the accouet balance increases by,1.8% each yea. a) Write the exponential expression that Write the exponential expression that Write the exponential expression that Evaluate the expression to determine the a cent. Write your answer in a complete contextual sentence. t models this situstion if you leave the money in the models this stuation if you leave the money in the account for twe years b) c) c) mode's this situation if you leave the money in the account for five years expression that mode's this situation if you leave the money in the account for twelve years the amount you have at the end of the 12 year period. Round answer to the nearest honey bee colonies ina 8. The number of honey bee colonies has been decreasn g by about 8.5% each year. If there were 25,000 Write the exponential expression that models how many c) Write the exponential expression that models how many honey bees there would be after tern d) Evaluate the expression to determine how many haney bees there particuiar region a) Write the exponential b) the exponential expression that models how many honey bees there would be ater two years ion that models how many honey bees there would be afer tour years e years efter ten years. Since we are dealing with bees, round apprepriately. Write your answer in a complete contextual sentence. 9. A group of friends went out on Friday nignt for dinner ane erinks. The total bill without tax was $173.s0. The tax rate on restaurant food and alconoUs 625%. T he service et the restaura rt was great and they were a bg goup, so they crose to leave a 22% tip. a) Determine the amount of money they left for the tip b) Determine the total amount that they had to pay for their bil, tax, and tip. 10, According to the American Cancer Society in 2015 estimates that 40,290 women will die from dimensional analysis determine your final answer in a complete contextual sentence. Remember to round appropriately 11. According to an a n 2015 it estlmates that 40290 women will die from breast cancer. Using how many women will de per hour in 2015 due to breast cancer. Show al of your work and write article on the Global Issues.org web site."At least 80% of humanity Ewes on less than S10 a day." Source The population of the world ls about 7.3 billion people as of June 2015. Use these two pieces of information to complete the foliowing a) Write the population of the earth in standard form b) Estimate the number of people that live on less than $10 per day. Show all of your work for the estimace. Remember to use numbers that are easy to work with and do not use a calculator Now use a calculator to determine the number of people that live on less than $10 per day, 12. A large elephant can weigh up to 6,350 klograms, which is There is the belief that elephants are afraid of mice as often depicted in cartoons. Compare the weight of the mouse to determine how many times heavier the elephant is than the mouse. Show all of your work and answer in a complete contextual sentence. 6,350,000 grams. An adult mouse can weigh up to about 40 grams weight of the elephant to the write your

Show transcribed image text A student she started this process, how much money will she have after 39 weeks a) Write the multiplication expression that modes this situation b) Evaluate the expression to anpwer the question Write your currently works part time and each week puts 525 Inta her If she had no money saved when savings jar in her.coom, if she had no meney .savins answer the question Write your answer in a complete contextual sentence. 7. If you deposit S If you deposit $950into an account and the accouet balance increases by,1.8% each yea. a) Write the exponential expression that Write the exponential expression that Write the exponential expression that Evaluate the expression to determine the a cent. Write your answer in a complete contextual sentence. t models this situstion if you leave the money in the models this stuation if you leave the money in the account for twe years b) c) c) mode's this situation if you leave the money in the account for five years expression that mode's this situation if you leave the money in the account for twelve years the amount you have at the end of the 12 year period. Round answer to the nearest honey bee colonies ina 8. The number of honey bee colonies has been decreasn g by about 8.5% each year. If there were 25,000 Write the exponential expression that models how many c) Write the exponential expression that models how many honey bees there would be after tern d) Evaluate the expression to determine how many haney bees there particuiar region a) Write the exponential b) the exponential expression that models how many honey bees there would be ater two years ion that models how many honey bees there would be afer tour years e years efter ten years. Since we are dealing with bees, round apprepriately. Write your answer in a complete contextual sentence. 9. A group of friends went out on Friday nignt for dinner ane erinks. The total bill without tax was $173.s0. The tax rate on restaurant food and alconoUs 625%. T he service et the restaura rt was great and they were a bg goup, so they crose to leave a 22% tip. a) Determine the amount of money they left for the tip b) Determine the total amount that they had to pay for their bil, tax, and tip. 10, According to the American Cancer Society in 2015 estimates that 40,290 women will die from dimensional analysis determine your final answer in a complete contextual sentence. Remember to round appropriately 11. According to an a n 2015 it estlmates that 40290 women will die from breast cancer. Using how many women will de per hour in 2015 due to breast cancer. Show al of your work and write article on the Global Issues.org web site."At least 80% of humanity Ewes on less than S10 a day." Source The population of the world ls about 7.3 billion people as of June 2015. Use these two pieces of information to complete the foliowing a) Write the population of the earth in standard form b) Estimate the number of people that live on less than $10 per day. Show all of your work for the estimace. Remember to use numbers that are easy to work with and do not use a calculator Now use a calculator to determine the number of people that live on less than $10 per day, 12. A large elephant can weigh up to 6,350 klograms, which is There is the belief that elephants are afraid of mice as often depicted in cartoons. Compare the weight of the mouse to determine how many times heavier the elephant is than the mouse. Show all of your work and answer in a complete contextual sentence. 6,350,000 grams. An adult mouse can weigh up to about 40 grams weight of the elephant to the write your

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