KateOrian KateOrian

10-02-2017
Mathematics

contestada

Two complementary angles measure (9x+27) and (x+50) degrees. what is the value of x?

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miner3mj miner3mj

10-02-2017

Complementary angles mean that the sum is Equal to 90. So

(9x+27)+(x+50) = 90

10x + 77 = 90 (combine like terms)
10x = 13 (subtraction property of equality)
x=1.3 (division property of equality)

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