Complementary angles 2

Two complementary angles are (x+4) and (2x - 7) find the value of x

Correct result:

x =  31

Solution:


(x+4) + (2x - 7) = 90

(x+4) + (2•x - 7) = 90

3x = 93

x = 31

Our simple equation calculator calculates it.



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