Question

Solve the system of equations algebraically.

3x+8y=−6
x−y=9
(x,y)= (

Answer 1

Explanation:

x=y+9

substitute

3(y+9)+8y=-6

3y+27+8y= -6

13y = -6 -27

13y= -33

y = -33/13

x = -33/13 + 9