The measures of two complementary angles are [2x-7]degree and [x+4]degree.Find x
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2x-7+x+4=90°
3x-3=90
3x=93
x=93/3=31°
3x-3=90
3x=93
x=93/3=31°
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as the sum of two complementary angle is 90deg
then 2x-7+x+4=90
3x=90+3
3×=93
×=31
then 2x-7+x+4=90
3x=90+3
3×=93
×=31
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