One angle is 13 less than five times of another angle. The sun of the measures of two angles is 140 degrees. determine the measure of each angle in degrees

Question

Mathematics

Jakob Weiss

24 February, 08:29

One angle is 13 less than five times of another angle. The sun of the measures of two angles is 140 degrees. determine the measure of each angle in degrees

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Angeline Cervantes · Answer 1

We have x + y = 140 degrees and x = 5y - 13;

Then, 5y - 13 + y = 140;

6y - 13 = 140;

6y = 153;

y = 153 : 6;

y = 25.5 degrees;

x = 140 - 25.5;

x = 114.5 degrees;