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the sum of 2 more than 6 times a number and 7 times that number is that number decreased by 39

Solution

the sum of 2 more than 6 times a number and 7 times that number is that number decreased by 39

Solution

The number : - 3 \frac{5}{12}

Solution steps

Represent the number with

x

A.T.Q.:

2 + 6 x + 7 x = x - 39

Solve for

x, 2 + 6 x + 7 x = x - 39 : x = - \frac{41}{12}

Convert improper fractions to mixed numbers:

\frac{41}{12} = 3 \frac{5}{12}

The number : - 3 \frac{5}{12}

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