Solve for x
x=3
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15x+6-10x=21
Subtract 10x from both sides.
5x+6=21
Combine 15x and -10x to get 5x.
5x=21-6
Subtract 6 from both sides.
5x=15
Subtract 6 from 21 to get 15.
x=\frac{15}{5}
Divide both sides by 5.
x=3
Divide 15 by 5 to get 3.
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