6x-7+3x-29= 180 (co interior angles are supplementary)
9x-36 =180
9x = 216
x = 24
6x - 7 = 6(24) - 7 =137
137= 8y+17 (vertically opposite angles)
120 = 8y
so, y = 15
answer:
the missing variables are
x=24
y=15
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