Math

Solve for 3x + 2y = - 33 and x - 5y = 40

Asked by
Last updated by anonymous
1 Answers
Log in to answer

x - 5y = 40

x - 5y+5y = 40+5y

x= 40+5y

3x + 2y = - 33

3(40+5y) + 2y = - 33

3(40) (3)(+5y) + 2y = - 33

120+15y + 2y = - 33

120+17y= - 33

120+17y-120= - 33-120

17y=-153

17y/17=-153/17

y=-9