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What is the value of x? Enter your answer in the box.
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What is the value of x? Enter your answer in the box.

What is the value of x? Enter your answer in the box.-example-1
User Dave Mooney
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you have to set the expressions equal to each other since they're vertical angles, so its 4x+7=5(x-4) then you get 4x+7=5x-20 you then subtract 4x to get 7=x-20 then after add 20 on both sides to get 27=x.
User Toshiba
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the value of x is 12

User Edoardotognoni
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