Answer:
Explanation:
The two angles are complementary, which means they add up to 90°.
Solving for x:-
← Answer
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X = 20
collect like terms
4x + 10
we know a right angle is 90°
4x + 10 = 90
subtract 10 from both sides
4x = 80
divide both sides by 4 for x
x = 20
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