Question

Solve using substitution.

5x − 4y = –19
x = –7

Answer 1

Answer:

x=−7 and y=−4

Step-by-step explanation:

5(-7) - 4y = -19

-35 - 4y = -19

+35         +35

-4y/-4= 16/-4

y=-4

Answer 2

Answer:

y= -4

Step-by-step explanation:

plug in -7 so -35-4y=-19. You add 35 to -19 and get 16 so you divide -4y and get -4