SOLUTION: the difference between the measurements of two complementary angles is 18 degrees what is the measurement of each angles
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x = one angle
90 - x = other angle {complimentary angles add up to 90}
90 - x - x = 18 {difference between the two angles is 18}
90 - 2x = 18 {combined like terms}
-2x = -72 {subtracted 90 from both sides}
x = 36 {divided both sides by -2}
90 - x = 54 {substituted 36 in for x, into 90 - x}
