What is the answer to (19+x)/(25+x)= 4/5 ?

The answer to (19+x)/(25+x)= 4/5 is x=5

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

(19+x)/(25+x)= 4/5

\frac{19 + x}{25 + x} = \frac{4}{5}

x = 5

Solution steps

\frac{19 + x}{25 + x} = \frac{4}{5}

Cross multiply

95 + 5 x = 100 + 4 x

Move

95

to the right side

5 x = 4 x + 5

Move

4 x

to the left side

x = 5

Verify Solutions

Find undefined (singularity) points:

x = - 25

Combine undefined points with solutions:

x = 5

\frac{1}{2} = \frac{2}{x}

R = \frac{V}{I}

\frac{2 x - 6}{x - 3} = - 1

\frac{x + 1}{x + 5} = \frac{x}{x + 3}

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

What is the answer to (19+x)/(25+x)= 4/5 ?
The answer to (19+x)/(25+x)= 4/5 is x=5
Solve for x: (19+x)/(25+x)= 4/5
The solution is x=5