What is the answer to 3/x+5/2 =4 ?

The answer to 3/x+5/2 =4 is x=2

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

3/x+5/2 =4

\frac{3}{x} + \frac{5}{2} = 4

x = 2

Solution steps

\frac{3}{x} + \frac{5}{2} = 4

Multiply by LCM

6 + 5 x = 8 x

Move

6

to the right side

5 x = 8 x - 6

Move

8 x

to the left side

- 3 x = - 6

Divide both sides by

- 3

x = 2

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 2

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

\frac{3}{x - 7} + \frac{4}{x + 2} = 1

x + \frac{5}{x - 5} = \frac{x}{x - 5}

(k + \frac{1}{k})^{2} = 16

x^{- a} = \frac{1}{x ^{a}}