What is the answer to 51/21 =(17)/c ?

The answer to 51/21 =(17)/c is c=7

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51/21 =(17)/c

\frac{51}{21} = \frac{17}{c}

c = 7

Solution steps

\frac{51}{21} = \frac{17}{c}

Cross multiply

51 c = 357

Divide both sides by

51

c = 7

Verify Solutions

Find undefined (singularity) points:

c = 0

Combine undefined points with solutions:

c = 7

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\frac{2}{3 y} = 8

\frac{x - 2}{x + 2} = 0.2