The complement of 'x' degrees is (90 - x) degrees.
The supplement of 'x' degrees is (180 - x) degrees.
Answer:
8y = -6
Step-by-step explanation:
Simply add the equations as you would numbers.
The 'x's cancel each other out. The 'y's add together as normal numbers.
9 + (-15) = -6
Hope that this helps!
Answer:
15/4
Step-by-step explanation:
12 because the rest of the numbers are all similar except 12
All I got was:

I simplify what you gave me and I got that.
Hope This Helps!!