What is 8/(7x)+4/(9x) ?

The solution to 8/(7x)+4/(9x) is (100)/(63x)

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simplify 8/(7x)+4/(9x)

simplify

\frac{8}{7 x} + \frac{4}{9 x}

\frac{100}{63 x}

Solution steps

\frac{8}{7 x} + \frac{4}{9 x}

Least Common Multiplier of

7 x, 9 x : 63 x

Adjust Fractions based on the LCM

= \frac{72}{63 x} + \frac{28}{63 x}

Apply the fraction rule:

\frac{a}{c} + \frac{b}{c} = \frac{a + b}{c}

= \frac{72 + 28}{63 x}

72 + 28 = 100

= \frac{100}{63 x}

\frac{1 + x}{1 - x}

0.7 (- 6 x + 7 x + 6) - 0.7 x

\frac{7}{8} - \frac{3}{12}

\frac{1}{3} x - 6

(3 x - 3 y)^{2}