What is the value of x + 6 = - 15

Carmen received an $80 gift card for a coffee store. She used it in buying some coffee that cost $7.74 per pound. After buying the coffee, she had $33.56 left on her card. How many pounds of coffee did she buy?

Andrew spent 1 1/6 hours studying for his science exam. He spent another 1 1/2hours studying for his history exam. How many total hours did Andrew spend studying for his exams? Draw fraction circles to solve.

Find the GCF of 27, 45, 36

Lewis has a bag of colored marbles. The bag contains 24 red marbles, 36 blue marbles, and 60 yellow marbles. What are the ratios of the number of red marbles, blue marbles, and yellow marbles to the total number of marbles? A.

Alex earns a $35,000 salary in the first year of his career. Each year, he gets a 3% raise. Which expression gives the total amount Alex has earned in his first n years of his career?

Is the function in the table linear or nonlinear and why? x y 0,-100 and 1,-50 and 2,0 and 3,100 and 4,150. (A) The function is not linear because there are negative values in the y values.

The median size of a new house grew from 1780ft in 1997 to 2223ft in 2008. What is the percent of increase?

Can sombody tell me what is 10=-2c+22

What is the equivalent expression for a+a+a

What does the ratio of water and flour 10:4.5 mean?