Solve for x
x=7
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5x+4-2x=25
Subtract 2x from both sides.
3x+4=25
Combine 5x and -2x to get 3x.
3x=25-4
Subtract 4 from both sides.
3x=21
Subtract 4 from 25 to get 21.
x=\frac{21}{3}
Divide both sides by 3.
x=7
Divide 21 by 3 to get 7.
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