4x+3-3x=21

Simple and best practice solution for 4x+3-3x=21 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 4x+3-3x=21 equation: 


Simplifying
4x + 3 + -3x = 21

Reorder the terms:
3 + 4x + -3x = 21

Combine like terms: 4x + -3x = 1x
3 + 1x = 21

Solving
3 + 1x = 21

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 1x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 21 + -3
1x = 21 + -3

Combine like terms: 21 + -3 = 18
1x = 18

Divide each side by '1'.
x = 18

Simplifying
x = 18

See similar equations:

| 16j-7j=9 | | 7w=4w-24 | | 62.99+64.99y=63.55 | | m^4-225=0 | | 6(6+3)+34=(6+5)(6+2) | | 4m+8+2m=26 | | .50x+.25(200)=.40(200) | | 8y=x-16 | | (6x-1)=(2x+75) | | 2k+7=23 | | 5x-3=11-6x | | x^4+x-4=0 | | 3(x-2)=22-3 | | Z-27=29 | | 36x-2=6 | | y=-x+40 | | 9Y=216 | | 440=2d | | In(3x-11)=0 | | 2y=ax-5 | | 16y=9y+42 | | 6y=-2x+4 | | 3u=20-2u | | 10v=v+18 | | 15f+-8f+13=55 | | 7-(4y-3)=7-5y | | 14.4b=-2.4b | | (1+sinx)(-3sinx)-(3cosx)(cosx)= | | a*6+5=13 | | 10p-4=8p+1 | | 1+x+2x+3x=-1-2-3 | | 10x-13=9x+3 |

Equations solver categories