Question

X-3y=4
2х-бу=Q
I’m trying to find the value of Q.

Answer 1

Q=8

Explanation:

Just multiply the entire first function by 2

therfore

(x-3y=4) * 2

therefore

=2x-6y=8

This is the same as the second function and in it, the coefficient of x is 2, therefore

Q=8