x+21=31

Simple and best practice solution for x+21=31 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x+21=31 equation: 


Simplifying
x + 21 = 31

Reorder the terms:
21 + x = 31

Solving
21 + x = 31

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-21' to each side of the equation.
21 + -21 + x = 31 + -21

Combine like terms: 21 + -21 = 0
0 + x = 31 + -21
x = 31 + -21

Combine like terms: 31 + -21 = 10
x = 10

Simplifying
x = 10

See similar equations:

| x-26=5 | | 9/10+8n/10=-23/10 | | 2n-3n+5n=32 | | 5/8+q=7/8 | | 10+x=5x-2 | | uh=duh | | 1/9+s=4/9 | | 8x-6=8(x+1) | | 7x+13=-27 | | 9/5x=27 | | 3x=25-2x | | 2/4+2/5 | | 9-5x-6-10x=6 | | G(x)=8x-5 | | 30-x=30(x+6) | | fart=art+3 | | 12/(x+5)=(x-5)/8 | | 8r+7y=2r+18y | | 3x-5=2(x+1)+1 | | (.7x^3+.03x^2+.16x+.63)-(x+.9)=L | | u=3m+3 | | (.7x^3+.03x^2+.16x+.63)-(x+.9)=h | | 3t-2=4T-8 | | Y=4/5x-2 | | 1/2(x)+7=6 | | -(2x+3)(5x+7)=0 | | 14x+12=56 | | -(2x-3)(5x+7)=0 | | 1/5(x)+2=6 | | 8x^2+50x-34=0 | | -2y+4=12 | | x+3=4(x-13) |

Equations solver categories