3(-2x+1)=21

Simple and best practice solution for 3(-2x+1)=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(-2x+1)=21 equation: 


Simplifying
3(-2x + 1) = 21

Reorder the terms:
3(1 + -2x) = 21
(1 * 3 + -2x * 3) = 21
(3 + -6x) = 21

Solving
3 + -6x = 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 + -6x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + -6x = 21 + -3
-6x = 21 + -3

Combine like terms: 21 + -3 = 18
-6x = 18

Divide each side by '-6'.
x = -3

Simplifying
x = -3

See similar equations:

| -9-3x=-5x+7 | | x-9=6x+6 | | 0.9+0.3x=2.4 | | 4x+2=142 | | 2x-(3-x)=5+6x | | 2x^2=15-x | | 4x-(x+3)=15 | | 7=(-5-m)+4(6-m) | | -8+(-15)=(-15)+(-8) | | 15x=12(x-3) | | 5x+5+6x=5 | | -3m+4+5m=-6 | | 10x-9=-2x-69 | | 20x^3=50x | | 6(x-9)+x=7(x-9)+9 | | 3x+5=5(x-3) | | (2x+11y)(4x-9y)= | | 0=x^3-19x+18 | | 2x^2+15x=-7 | | 5(c+.80)+6=50 | | 2a+30=4a-4 | | 20+57x-9x^2=0 | | 7(2x-3)=7 | | 2x^2+30x+8=0 | | -4(2x-1)=6(x-2)-2 | | 8(3x+2)-18=-68 | | 7f+5=10(f-7)-3f | | 35-5(2x-3)=20 | | 8x-3x-5+3.2x= | | 5y^2=45 | | 6-3x=2x-24 | | 9y^2-31y-20=0 |

Equations solver categories