x + y = 53
x -y = 9 Adding both equations
2x = 62
x = 31 y = 22
Answer:
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Solution
Step 1
The opposite angles of a parallelogram are equal:
Step 2

The equation is made true by the opposite angles theorem is
85 + y = 3y - 15
or
y = 50
Answer:
It's D.
Step-by-step explanation:
That would be D.
-24 + 24 = 0.
Answer:
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Step-by-step explanation:
3+8+3=14
4+4=8
14x8=112
3x4=12
12x4=48
112-48=64