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Angle A and angle B are complementary angles. If m angle A = (x + 8) and m angle B = (8x + 1)”, then find the measure of angle A.
Question
Angle A and angle B are complementary angles. If m angle A = (x + 8) and m
angle B = (8x + 1)”, then find the measure of angle A.
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Mathematics
3 years
2021-07-23T13:25:39+00:00
2021-07-23T13:25:39+00:00 1 Answers
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Answers ( )
Answer:
17
Explanation:
(x + 8) + (8x + 1) = 90
Combine like terms to get:
9x + 9 = 90
Subtract 9 on both sides:
9x = 81
Divide by 9:
x = 9
Plug in 9 for x in
9 + 8 = ?
9 + 8 = 17