christib christib

26-01-2019
Mathematics

contestada

two angles are supplementary if the sum of their measures is 180 degrees. the measure of the first angle is 18 degrees less than two times the second angle. find the measure of each angle

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23tadimarri 23tadimarri

26-01-2019

Answer:

66 and 114

Step-by-step explanation:

y+x=180

y=2x-18

now substitute

2x-18+x=180

3x=198

x=66

now we can also solver for y

66+y=180

y=114

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