en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

7=5+x+21

Solution

7 = 5 + x + 21

Solution

x = - 19

Solution steps

7 = 5 + x + 21

Switch sides

5 + x + 21 = 7

Group like terms

x + 5 + 21 = 7

Add the numbers:

5 + 21 = 26

x + 26 = 7

Move

26

to the right side

x = - 19

Popular Examples

x=(50-4sqrt(130))/2

x = \frac{50 - 4 130}{2}

3 x + 2 = 5 x + 2

solvefor x,x-3y=36 solve for

x, x - 3 y = 36

9 b + 6.3 = 80.1

N= 7/(2sqrt(2)-1)-2sqrt(2)+2

N = \frac{7}{2 2 - 1} - 22 + 2

Frequently Asked Questions (FAQ)

What is the answer to 7=5+x+21 ?
The answer to 7=5+x+21 is x=-19
Solve for x: 7=5+x+21
The solution is x=-19