x-21=3

Simple and best practice solution for x-21=3 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=3 equation: 


Simplifying
x + -21 = 3

Reorder the terms:
-21 + x = 3

Solving
-21 + x = 3

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 = 3 + 21

Combine like terms: -21 + 21 = 0
0 + x = 3 + 21
x = 3 + 21

Combine like terms: 3 + 21 = 24
x = 24

Simplifying
x = 24

See similar equations:

| 3x+3x=-18 | | 3x(2)+4x-2x(2)-3x+2x= | | -3=21+x | | (4a+6b)-(5a+8b)=0 | | (2sin^2x-1)(3tan^2x-1)=0 | | -2r-8r-8=0 | | 1.8+2.5=2.5+x | | 5x-8=12x-64 | | 3=21x | | 2x+9=x-13 | | -2.8=2x^2-4.8x | | (-4n-4)(5n+1)= | | 4x^2+85+36x=0 | | 3=21+x | | 13k=143 | | -10k^2+k+3=0 | | y=-99+3 | | 5m^2-40m+5=0 | | X^3=.124 | | (5h-7)(3h+7)= | | x+1=-x-7 | | 9x^2-83x+140=0 | | 1.8x=54 | | 34-x^2=x^2-4x+4 | | =11000-4(p+90) | | 16m^4-24m^2n^2+9n^4=0 | | (6x^2)+2x+6=0 | | 15q^3+40q^2+3q+8=0 | | 73x-4=11 | | 4+x=27 | | 108=12x | | 15x^3+25x^2+-60x=0 |

Equations solver categories