Solve for x
x=-21
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0.2x=-0.7-3.5
Subtract 3.5 from both sides.
0.2x=-4.2
Subtract 3.5 from -0.7 to get -4.2.
x=\frac{-4.2}{0.2}
Divide both sides by 0.2.
x=\frac{-42}{2}
Expand \frac{-4.2}{0.2} by multiplying both numerator and the denominator by 10.
x=-21
Divide -42 by 2 to get -21.
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