25-06-2019
Mathematics

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zieglerlana zieglerlana

25-06-2019

x=23

Explanation:

x+15+3x-17=90

4x-2=90

4x=92

x=23

you add both of the equations together and equal it to 90 because you know both of those angles combined = 90 since the other angle is also 90 degrees.

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kayeecheng2102p3s8sa kayeecheng2102p3s8sa

25-06-2019

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Ver imagen kayeecheng2102p3s8sa

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