en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (x+4)^2-x(x+8)

Solution

simplify

(x + 4)^{2} - x (x + 8)

Solution

16

Solution steps

(x + 4)^{2} - x (x + 8)

Expand

(x + 4)^{2} : x^{2} + 8 x + 16

= x^{2} + 8 x + 16 - x (x + 8)

Expand

- x (x + 8) : - x^{2} - 8 x

= x^{2} + 8 x + 16 - x^{2} - 8 x

Group like terms

= x^{2} - x^{2} + 8 x - 8 x + 16

Add similar elements:

x^{2} - x^{2} = 0

= 8 x - 8 x + 16

Add similar elements:

8 x - 8 x = 0

= 16

Popular Examples

simplify i^{132}simplify

i^{132}

simplify-2x^2+2x^2 simplify

- 2 x^{2} + 2 x^{2}

simplify 2/(xy)+yx simplify

\frac{2}{x y} + y x

expand (m-n)^2+6(m-n)+9 expand

(m - n)^{2} + 6 (m - n) + 9

simplify (12.04)/(100)*0.42 simplify

\frac{12.04}{100} \cdot 0.42

Frequently Asked Questions (FAQ)

What is (x+4)^2-x(x+8) ?
The solution to (x+4)^2-x(x+8) is 16