3+6x-4=21

Simple and best practice solution for 3+6x-4=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 3+6x-4=21 equation: 


Simplifying
3 + 6x + -4 = 21

Reorder the terms:
3 + -4 + 6x = 21

Combine like terms: 3 + -4 = -1
-1 + 6x = 21

Solving
-1 + 6x = 21

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 6x = 21 + 1

Combine like terms: -1 + 1 = 0
0 + 6x = 21 + 1
6x = 21 + 1

Combine like terms: 21 + 1 = 22
6x = 22

Divide each side by '6'.
x = 3.666666667

Simplifying
x = 3.666666667

See similar equations:

| -52=-42y | | 13k+5=I-7 | | 12=5x+3-2x | | 64=e/9 | | 5(6n-7)+2n=-99 | | 3+3(2x-3)=42 | | 8-3(p-4)=4p-20-p | | -2(-7k+4)+9=13 | | 20+2y+4y=40 | | 32-(2c+4)=2(c+4)+c | | 4(10-p)=8 | | 125m-100m+33425=35700-150m | | 6.7x=5.2x | | 7[x-2]=7x+14 | | n+18=10-(-2) | | -7-3x=72 | | p(0)=3(0)+14 | | p(0)=3(0)+14 | | p(0)=3(0)+14 | | p(0)=3(0)+14 | | 9m-1=35 | | -13x+20=17x-100 | | -13x+20=17x-100 | | -7-15= | | 6x-2(x-1)=26 | | 10X*20=800 | | 3(2a+1)=8a-5 | | 4m-2m=4 | | 10x^2-60x+90=0 | | 5x+8x-51=34-4x | | 15n-5n-4n=6 | | 1*3+2(14-8)+7= |

Equations solver categories