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∠1 ​ and ∠2 are supplementary.



∠1=124°∠2=(2x+4)°



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What is the value of x?

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EliseHerring
Supplementary means the angles add up to 180 (a straight line). To figure out the other angle, subtract 124 from 180. That tells you that the other angle must be equal to 56 degrees. Set the angle equal to its value and solve for x. X is 26.
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