Question

Which method would be the simplest to solve.
7x+5y=19
-7x-2y=-16
A. graphing
B. substitution
C. elimination
D. distribution

Answer 1

2. what is the solution?
7x+5y=19
-7x-2y=-16
A.(2,1)
B.(1,2)
C.(7,5)
D.(-7,-2)

Answer 2

Ill give a medal

Answer 3

1. Since you have +7x in one equation and -7x in the other, I'd use elimination. You end up with 3y=3, so y=1. A is your answer.

Answer 4

thank you