21-3x=2x+6

Simple and best practice solution for 21-3x=2x+6 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 21-3x=2x+6 equation:


Simplifying
21 + -3x = 2x + 6

Reorder the terms:
21 + -3x = 6 + 2x

Solving
21 + -3x = 6 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + -3x + -2x = 6 + 2x + -2x

Combine like terms: -3x + -2x = -5x
21 + -5x = 6 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + -5x = 6 + 0
21 + -5x = 6

Add '-21' to each side of the equation.
21 + -21 + -5x = 6 + -21

Combine like terms: 21 + -21 = 0
0 + -5x = 6 + -21
-5x = 6 + -21

Combine like terms: 6 + -21 = -15
-5x = -15

Divide each side by '-5'.
x = 3

Simplifying
x = 3

See similar equations:

| x^3-6x^2+9x+1=0 | | 2x=7x-3-4x | | x^2+7x+30=-4x | | x^2+3x-3=x^2-2x-28 | | 3(X+1)=-2(x-1)+6 | | -x+5=3x-1 | | 21+4y-8=17y-11-5y | | k-26+6k=2(k+2) | | 5y-3=3y+7 | | 8-4x+8x=-2(-7x+1) | | -4y-9=5y+18 | | 20-8y=2-5y | | 5x+20=3x+6 | | 18*1/3=w | | 6(6g-2)+8(1-5g)=0 | | 2x-4+4=20 | | 4x+4=2+2x | | 9x^3+24x^2+12x=0 | | 5x*9=169 | | 5x-8=20x^2-32x | | -6(2v-u-3)= | | 3(w-7)= | | 6x+4x+2=2 | | -9.7q=-56-1.7q | | 1+5x+1=x+9 | | 4x^3+3x^2-18x=0 | | x^3-3x^2+2x-6=0 | | 1.4y^2+5.6y-16.8=0 | | y^2-54=0 | | 2x-13=4x-31 | | 4x^2=9-9x | | 10x^2+20=0 |

Equations solver categories