Answer:
d is it
Step-by-step explanation:
Answer:
11:6
Step-by-step explanation:
I did the test brainly me
Step-by-step explanation:
y = x - 2
x + y = 12
Substitute the first expression for y into the second equation.
x + (x - 2) = 12
2x - 2 = 12
2x = 14
x = 7
Now plug into either equation to find y.
y = 7 - 2
y = 5
So the solution is (7, 5).
-22 = -2x + 9
-31 = -2x
-31/-2 = x
x = 15.5