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How do I solve for y on this?

How do I solve for y on this?-example-1

1 Answer

9 votes

(4x-6)° and (x+6y)° are both 90° because they are perpendicular, so:

4x-6= 90

4x= 96

x= 24

x+6y=90

24+6y=90

6y=66

y=11

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