Question

Which of these strategies would eliminate a variable in the system of equations?

( 10x + 4y = -2)
(5x-2y=2)
Choose all answers that apply:
Multiply the top equation by
then add the equations.
Multiply the bottom equation by 2. then subtract the bottom equation from the top equation.

Answer 1

finish the first answer.
and your case the third option would be the best choice to eliminate available in the system of equations because multiplying by two would cancel out