Answer:
x = 8
Step-by-step explanation:
Assuming the figures are congruent
GF = QR
12 = 2x-4
Add 4 to each side
12+4 = 2x-4+4
16 = 2x
Divide by 2
16/2 = 2x/2
8 =x
X=1
x=2
x=4
x=6
You
literally
got
the
answer
yourself
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hope this helps