Solve $5 x + 4 (x - 10) = 140$

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Solution

$5 x + 4 (x - 10) = 140$

$5 x + 4 x - 40 = 140$

$9 x = 180$

$x = 20$

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Similar questions

\frac{3}{5 x - 9} = \frac{1}{4 x - 10}

\frac{5 x - 4}{6} = 4 x + 1 - \frac{3 x + 10}{2}

Solve :

$\frac{5 x - 4}{6} = 4 x + 1 - \frac{3 x + 10}{2}$

5 x - (4 x + \frac{5 x - 4}{7}) = \frac{4 x - 14}{3}

4 x + 5 y = 10; 5 x + 4 y = 17

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