What is the answer to 190/90 =(80+x)/x ?

The answer to 190/90 =(80+x)/x is x=72

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190/90 =(80+x)/x

\frac{190}{90} = \frac{80 + x}{x}

x = 72

Solution steps

\frac{190}{90} = \frac{80 + x}{x}

Cross multiply

190 x = 7200 + 90 x

Move

90 x

to the left side

100 x = 7200

Divide both sides by

100

x = 72

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 72

50 = \frac{100 x}{1 + x}

f, f^{- 1} (f) = x

3 y = 8 + \frac{3}{y}

x + \frac{1}{x + 2} = 4

\frac{6}{a - 6} = \frac{3}{a - 3}