Question

What is the first step in solving the system shows using the elimination method?
{3x-12y=5
{3x-y=9
A. Multiply each term in 3y – x = 9 by 12.
B. Multiply each term in 3y – x = 9 by -12,
C. Rewrite the equations so like variable terms are in the same order.
D. Add the corresponding sides of each equation.