What is the answer to x/(x+7)= 6/5 ?

The answer to x/(x+7)= 6/5 is x=-42

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

x/(x+7)= 6/5

\frac{x}{x + 7} = \frac{6}{5}

x = - 42

Solution steps

\frac{x}{x + 7} = \frac{6}{5}

Cross multiply

x \cdot 5 = 6 x + 42

Move

6 x

to the left side

- x = 42

Divide both sides by

- 1

x = - 42

Verify Solutions

Find undefined (singularity) points:

x = - 7

Combine undefined points with solutions:

x = - 42

\frac{6}{8} = \frac{n - 6}{n - 3}

a, L = \frac{3 a}{a - m}

0.000004 x - \frac{400}{x ^{2}} = 0

\frac{x + 7}{6 x} + 1 = \frac{x + 5}{x}

- \frac{1}{10 x} = - \frac{11}{50}