Hello!
The angle is a right angle, which measures 90°.
3x + x = 4x
Angle = 4x + 10 = 90
Switch that around
90 - 10 = 4x
90 - 10 = 80
80 = 4x
Divide by 4

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Answer:
The answer is 'No Solution'
Answer:
the answer is on the far left.
Step-by-step explanation:
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Answer:
thethe answer is the 3rd one