Solve for x
x=8
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7x-35=21
Swap sides so that all variable terms are on the left hand side.
7x=21+35
Add 35 to both sides.
7x=56
Add 21 and 35 to get 56.
x=\frac{56}{7}
Divide both sides by 7.
x=8
Divide 56 by 7 to get 8.
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