Solve the system of equations using the addition method.

5x - 2y = 12

3x + 2y = 36

Show your steps, and explain how you verify the solution.

What is the patteren of 1,1,2,3,5,8,13,21,34

What is k (t) = 10t-19

Chang spent $16 on fruit at the grocery store. He spent a total of $80 at the store. What percentage of the total did he spend on fruit?

Mr. Patrick teaches math to 1515 students. He was grading tests and found that when he graded everyone's test except Payton's, the average grade for the class was 8080. After he graded Payton's test, the test average became 81.

Phillip bought apples from the grocery for $2.20 per pound. If he bought 2.5 pounds of apples on Monday and 1.2 pounds of apples on Tuesday, how much did he spend on apples in total?

Y = negative 2X - 7 how do I solve this equation algebraically

A customer went to a garden shop and bought some potting soil for $12.50 and 5 shrubs. The total bill was $62.50. Write and solve an equation to find the price of each shrub. A. 5p + $12.50 = $62.50; p = $10.00 B. 5p + $12.50 = $62.50; p = $12.00 C.

Randy and Trey take turns cleaning offices on the weekends. It takes Randy at most 4 hours to clean the offices. It takes Trey at most 6 hours to clean the offices.

What is 16 out of 24 as a percentage?

Issac grandma is 5 times as old as Issac is now. Isaac is n years old now. Which expression represents his grandma's age 13 years ago?