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Popular >

if 7 is added to five times a number the result is equal to three times the number

Solution

if 7 is added to five times a number the result is equal to three times the number

Solution

The number : - 3 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

5 x + 7 = 3 x

Solve for

x, 5 x + 7 = 3 x : x = - \frac{7}{2}

Convert improper fractions to mixed numbers:

\frac{7}{2} = 3 \frac{1}{2}

The number : - 3 \frac{1}{2}

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