What is 1/(x+2)-1/2 ?

The solution to 1/(x+2)-1/2 is -x/(2(x+2))

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify 1/(x+2)-1/2

simplify

\frac{1}{x + 2} - \frac{1}{2}

- \frac{x}{2 ( x + 2 )}

Solution steps

\frac{1}{x + 2} - \frac{1}{2}

Least Common Multiplier of

x + 2, 2 : 2 (x + 2)

Adjust Fractions based on the LCM

= \frac{2}{2 ( x + 2 )} - \frac{x + 2}{2 ( x + 2 )}

Apply the fraction rule:

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

= \frac{2 - ( x + 2 )}{2 ( x + 2 )}

Simplify

2 - (x + 2) : - x

= \frac{- x}{2 ( x + 2 )}

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

= - \frac{x}{2 ( x + 2 )}

2 a + 3 b + 5 a - 7 b

2 18 x^{3}

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

(- 2 + 4 i) - (3 - 5 i)

3 x^{2} - x + 2 - 5 x^{2} + 8 x - 5