Question

Solve the system using substitution.
4y+19 = x
3y - x= -13

Answer 1

x=-5, y=-6. (-5, -6).

Explanation:

4y+19=x

3y-x=-13

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3y-(4y+19)=-13

3y-4y-19=-13

-y-19=-13

-y=-13+19

-y=6

y=-6

4(-6)+19=x

-24+19=x

x=-5