Question

solve the linear system using substitution

y - 5 = x
4x - y = 4

Answer 1

Step-by-step explanation:

X=y-5

Now,

4x-y=4

4(y-5)-y=4

4y-20-y=4

3y=24

Y=8

Substituting the value of y

8-5=x

X=3