What is 2x+5+1/(x+7) ?

The solution to 2x+5+1/(x+7) is (2x^2+19x+36)/(x+7)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify 2x+5+1/(x+7)

simplify

2 x + 5 + \frac{1}{x + 7}

\frac{2 x ^{2} + 19 x + 36}{x + 7}

Solution steps

2 x + 5 + \frac{1}{x + 7}

Convert

2 x

to fraction

: \frac{2 x ( x + 7 )}{x + 7}

Convert

5

to fraction

: \frac{5 ( x + 7 )}{x + 7}

= \frac{2 x ( x + 7 )}{x + 7} + \frac{5 ( x + 7 )}{x + 7} + \frac{1}{x + 7}

Apply the fraction rule:

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

= \frac{2 x ( x + 7 ) + 5 ( x + 7 ) + 1}{x + 7}

Simplify

2 x (x + 7) + 5 (x + 7) + 1 : 2 x^{2} + 19 x + 36

= \frac{2 x ^{2} + 19 x + 36}{x + 7}

- x \cdot (- 1)

(u + 6)^{2}

3 x^{2} + 21 x + 18

\frac{\frac{3 x ^{2}}{2 y ^{3}}}{\frac{9 x}{4 y ^{4}}}

2.8 - 4.4 n - 2 n + 7