Solve for x
x=8
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14x-80+21x=200
Add 21x to both sides.
35x-80=200
Combine 14x and 21x to get 35x.
35x=200+80
Add 80 to both sides.
35x=280
Add 200 and 80 to get 280.
x=\frac{280}{35}
Divide both sides by 35.
x=8
Divide 280 by 35 to get 8.
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