SOLUTION: find the measures of two supplementary angles if the measure of one angle is 5 less than 4 times the measure of the older

Question 760544: find the measures of two supplementary angles if the measure of one angle is 5 less than 4 times the measure of the older
Answer by Stitch(470) (Show Source): You can put this solution on YOUR website!
Two angles are supplements when they add up to 180
Equation 1:
Equation 2:
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Plug (4B - 5) into equation 1 for A
Equation 1:

Combine like terms

Add 5 to both sides

Divide both sides by 5

Now plug 37 into equation 2 for B
Equation 2:

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