Question 245681
Get both the x and the y on the same side

y - 5x = -10
y - 3x = 8

Multiply the bottom equation by -1 to help eliminate the y

y - 5x = -10
-y + 3x = -8

Add the equations together

-2x = -18

x = 9

insert the x into the previous equations

y = 45 - 10
y = 27 + 8

y = 35
x = 9