Solve for x
x=4
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15x=100-10x
Use the distributive property to multiply 5 by 20-2x.
15x+10x=100
Add 10x to both sides.
25x=100
Combine 15x and 10x to get 25x.
x=\frac{100}{25}
Divide both sides by 25.
x=4
Divide 100 by 25 to get 4.
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