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26 June, 21:19

A pair of

supplementary angles

have measurements of

(10x - 5) º and (4x+3) º

Solve for x.

+1
Answers (1)
  1. 26 June, 22:36
    0
    x=13º

    Step-by-step explanation:

    (10x - 5) + (4x+3) = 180

    14x-2=180

    14x=182

    x=13

    10*13-5=125

    4*13+3=55

    125 + 55 = 180
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