Find the value of xx and yy in the parallelogram below.

Answer: x = 7 and y = -17
Step-by-step explanation:
Opposite sides of parallelograms are equal.
-5y + 3 = 88
-5y = 85
y = -17
10x - 7 = 63
10x = 70
x = 7
Mark the definition of parallelogram
So
And