Question

x+2y=6
2x+4y=12

I need to use substitution to solve, may anybody help?

Answer 1

$x + 2y = 6$

$x = - 2y + 6$
$2( - 2y + 6) + 4y = 12$
then find y and plug that y value into one of the original equations to find x

Hope this helps!