19-04-2017
Mathematics

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m m find the value of x

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19-04-2017

If A and J are complementary angles, that means that when they are added together, they equal 90 degrees. We can set up the equation 5x+30+4x+15=90.

5x+30+4x+15=90
9x+45=90
9x=45
x=5

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