The sum of the unknown angle and 33 degrees are supplementary. The measure of x is 147 degrees
Supplementary angles
The sum of the unknown angle and 33 degrees are supplementary to have:
x + 33 = 180
Subtract 33 from both sides
x + 33 - 33 = 180 - 33
x = 180 - 33
x = 147degrees
Hence the measure of x is 147 degrees
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