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A and B are supplementary angles. If A = 7x - 18 and B = 8x + 3, find x

A and B are supplementary angles. If A = 7x - 18 and B = 8x + 3, find x
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3 votes
A and B are supplementary angles. If A = 7x - 18 and B = 8x + 3, find x

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User Fidato
by
8.8k points

1 Answer

2 votes
supplementary angles, sum = 180
7x - 18 + 8x + 3 = 180
15x - 15 = 180
15x = 195
x = 13

answer
x = 13
answered
User Sampathsris
by
8.0k points
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