7 x − 9 = 27 − 4 x 7 x + 4 x = 27 + 9 11 x = 36 / : 11 x = 11 36 x = 3 11 3
The solution for x is 6. By setting the measures of angle one and angle two equal, we found that x = 6. We verified this by substituting x back into the angle expressions, which resulted in equal angle measures.
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