Solve for x
x=0.9
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30x=108-90x
Use the distributive property to multiply 1.2-x by 90.
30x+90x=108
Add 90x to both sides.
120x=108
Combine 30x and 90x to get 120x.
x=\frac{108}{120}
Divide both sides by 120.
x=\frac{9}{10}
Reduce the fraction \frac{108}{120} to lowest terms by extracting and canceling out 12.
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