Solve for x
x=4
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7x-3-4x=9
Subtract 4x from both sides.
3x-3=9
Combine 7x and -4x to get 3x.
3x=9+3
Add 3 to both sides.
3x=12
Add 9 and 3 to get 12.
x=\frac{12}{3}
Divide both sides by 3.
x=4
Divide 12 by 3 to get 4.
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Limits
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