SOLUTION: Ina given triangle the measure of one angle is 55 degrees another one 54 degrees and third one is x+74 find the value of x

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Question 1032745: Ina given triangle the measure of one angle is 55 degrees another one 54 degrees and third one is x+74 find the value of x
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
All three must add to 180, so we have
55 + 54 + x+74 = 180
x + 183 = 180
x = -3