Solve for x
x=-20
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3.5x-10x=130
Subtract 10x from both sides.
-6.5x=130
Combine 3.5x and -10x to get -6.5x.
x=\frac{130}{-6.5}
Divide both sides by -6.5.
x=\frac{1300}{-65}
Expand \frac{130}{-6.5} by multiplying both numerator and the denominator by 10.
x=-20
Divide 1300 by -65 to get -20.
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