What is the y-value in the solution to this system of linear equations?

4x + 5y = - 12

-2x + 3y = - 16

A: - 4

B: - 2

C: 2

D: 5

How much does 23 go into 90?

On the first play, a football team lost 6 yards, on the second play they gained 20 yards, what was their total change in yards?

What is the estimate of 1374 times 6

Round off 91.384 to the nearest tenth.

ralph and alphonse are shooting marbles. ralph has 5 more marbles than alphonse, and they have a total of 73 marbles. how many marbles does each of them have?

Is it true that (x+4) = x² + 16? Explain.

If AB = AD + DB and AD = AC, then AB = AC + DB because of the

Rectangle prism with length 20inches, width 18inches and height 10inches. Suppose water is pumped out of the aquarium at a rate of 360in^3 per min. If the aquarium starts completely full how many mins will it take to empty it

Use two unit multipliers to convert 1250 square inches to square feet

Draw to show regrouping