Solve for x
x=4
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3.75x=6+9
Divide 3x by 0.8 to get 3.75x.
3.75x=15
Add 6 and 9 to get 15.
x=\frac{15}{3.75}
Divide both sides by 3.75.
x=\frac{1500}{375}
Expand \frac{15}{3.75} by multiplying both numerator and the denominator by 100.
x=4
Divide 1500 by 375 to get 4.
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