3x-28=21x+12

Simple and best practice solution for 3x-28=21x+12 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 3x-28=21x+12 equation:


Simplifying
3x + -28 = 21x + 12

Reorder the terms:
-28 + 3x = 21x + 12

Reorder the terms:
-28 + 3x = 12 + 21x

Solving
-28 + 3x = 12 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-28 + 3x + -21x = 12 + 21x + -21x

Combine like terms: 3x + -21x = -18x
-28 + -18x = 12 + 21x + -21x

Combine like terms: 21x + -21x = 0
-28 + -18x = 12 + 0
-28 + -18x = 12

Add '28' to each side of the equation.
-28 + 28 + -18x = 12 + 28

Combine like terms: -28 + 28 = 0
0 + -18x = 12 + 28
-18x = 12 + 28

Combine like terms: 12 + 28 = 40
-18x = 40

Divide each side by '-18'.
x = -2.222222222

Simplifying
x = -2.222222222

See similar equations:

| -21+3.5x-4=1.2x+25+2.3 | | 2(4c-5)=8c-10 | | 5+1/3=-2 | | 2+5n=77 | | 9-4(2p-4)=2p | | 1+tan(x)-x*x=0 | | (4x+3)(3x-18)=0 | | 7-4a=-9 | | 12y+30=-6 | | x-10=8(x-10) | | x^3+36=0 | | -x^2=7x-1 | | -6y+6y+12-12=0 | | 9b=5b+36 | | (x-5)2=36 | | 5f-3.3=7.2 | | x^2+x+13=0 | | 3t+2t+7=0 | | a+b+c+2=12 | | f-3-6f=2 | | 5x+7=2x+30 | | -a+5a=-5y | | 2(4)-2y=0 | | 0=2x^2-5x+4 | | 2(3)-2y=0 | | 2(1)-2y=0 | | 2(-1)-2y=0 | | 2(-2)-2y=0 | | 15(t-2)+6t=7(3t+2)-10 | | 0.42-0.03t=3.33-t | | 0.7(y+1)+2.1(2y-1)=5y | | 0.3+0.2(y+7)=1.5 |

Equations solver categories