Solve for x
x=9
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10x-30-5x=15
Subtract 5x from both sides.
5x-30=15
Combine 10x and -5x to get 5x.
5x=15+30
Add 30 to both sides.
5x=45
Add 15 and 30 to get 45.
x=\frac{45}{5}
Divide both sides by 5.
x=9
Divide 45 by 5 to get 9.
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