Solve for x
x=9
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2x-7+7x=74
Add 7x to both sides.
9x-7=74
Combine 2x and 7x to get 9x.
9x=74+7
Add 7 to both sides.
9x=81
Add 74 and 7 to get 81.
x=\frac{81}{9}
Divide both sides by 9.
x=9
Divide 81 by 9 to get 9.
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Limits
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