Solve for x
x=20
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1.75x+x=55
Combine 1.6x and 0.15x to get 1.75x.
2.75x=55
Combine 1.75x and x to get 2.75x.
x=\frac{55}{2.75}
Divide both sides by 2.75.
x=\frac{5500}{275}
Expand \frac{55}{2.75} by multiplying both numerator and the denominator by 100.
x=20
Divide 5500 by 275 to get 20.
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