Answer:
-13
Step-by-step explanation:
a=-9 and b= -4
-9 + -4=
-13
HOPE IT HELPS!!!!
PLEASE MARK BRAINLIEST!!
Solve the system
<span>y = x + 4
y = 3x + 6
Note that both equations have been solved for y. Thus, you can set y = y, or
x+4=3x+6. Simplifying, -2 = 2x, or x = -1.
Another way to look at this would be x + 4 = 3x + 6.</span>
Last one u can use a cac lol