Question

What is the first step in solving this system of equations?

2x - 5y = 7
3x + 7y = -3
A. Multiply the first equation by 7 and the second by 2.
B. Multiply the first equation by 3 and the second equation by -2.
C. Add the equations together.
D. Multiply the first equation by 2 and the second equation by 3.​

Answer 1

Explanation:

Multiply the first equation by 7 and the second by 2