Supplementary angles

One of the supplementary angles is larger by 33° than the second one. Calculate the angles size.

Correct result:

A =  106.5
B =  73.5


A+B = 180
A = 33+B

A+B = 180
A-B = 33

A = 213/2 = 106.5
B = 147/2 = 73.5

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