Question 574903
Find 2 summplementary angles such that the measure of the 1st angle is 34 degrees less than 3 times the measure of the second. 
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Equations:
x = 180-y
x = 3y-34
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Substitute for "x" and solve for "y":
180-y = 3y -34
4y = 214
y = 53.5 degrees
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x = 126.5 degrees
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Cheers,
Stan H.