What is (-4x+7)/(7x^3)+(2x+4)/(7x^3) ?

The solution to (-4x+7)/(7x^3)+(2x+4)/(7x^3) is (-2x+11)/(7x^3)

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simplify (-4x+7)/(7x^3)+(2x+4)/(7x^3)

simplify

\frac{- 4 x + 7}{7 x ^{3}} + \frac{2 x + 4}{7 x ^{3}}

\frac{- 2 x + 11}{7 x ^{3}}

Solution steps

\frac{- 4 x + 7}{7 x ^{3}} + \frac{2 x + 4}{7 x ^{3}}

Apply the fraction rule:

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

= \frac{- 4 x + 7 + 2 x + 4}{7 x ^{3}}

Simplify

- 4 x + 7 + 2 x + 4 : - 2 x + 11

= \frac{- 2 x + 11}{7 x ^{3}}

\frac{4}{3} (- \frac{1}{8})

a \cdot a^{7}

\frac{10}{13}

(10 - x)^{3}

What is (-4x+7)/(7x^3)+(2x+4)/(7x^3) ?
The solution to (-4x+7)/(7x^3)+(2x+4)/(7x^3) is (-2x+11)/(7x^3)