6x+9x-84=42-6x

Simple and best practice solution for 6x+9x-84=42-6x 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 6x+9x-84=42-6x equation:


Simplifying
6x + 9x + -84 = 42 + -6x

Reorder the terms:
-84 + 6x + 9x = 42 + -6x

Combine like terms: 6x + 9x = 15x
-84 + 15x = 42 + -6x

Solving
-84 + 15x = 42 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-84 + 15x + 6x = 42 + -6x + 6x

Combine like terms: 15x + 6x = 21x
-84 + 21x = 42 + -6x + 6x

Combine like terms: -6x + 6x = 0
-84 + 21x = 42 + 0
-84 + 21x = 42

Add '84' to each side of the equation.
-84 + 84 + 21x = 42 + 84

Combine like terms: -84 + 84 = 0
0 + 21x = 42 + 84
21x = 42 + 84

Combine like terms: 42 + 84 = 126
21x = 126

Divide each side by '21'.
x = 6

Simplifying
x = 6

See similar equations:

| 8x-5+4x-5=180 | | 135=X-(0.2x)+25 | | E=450-18g | | 6-8x+6x=-2-4(5-2x) | | 4y-2=-6 | | 28f+29=42f+22 | | x-0.65x=224 | | 10z=9w+5 | | 5x-2x-x=8 | | 18=3b | | 4*(5+1)=n | | -4x+x+5x=14+2+12 | | 3x^4+4x^2+12x+16=0 | | 7n-2n=6n-2n | | Solvet(67-8T)=Pfort | | -2w-3=-3-5w | | 4x-9=15x+90 | | 8-20=19 | | 11x-6+3x+3=180 | | 6x+13+5x=180 | | 5+3w=12.5 | | 19.99=y+1.21 | | 4x+10-1x=7x-14 | | ln(x+3)-ln(x-2)=ln(2x) | | (x+2)+4=8 | | -8h-9=-7 | | -5+-6=11 | | x-(8x+7)=0 | | 2(x-3)+2x=-18 | | 14+20m=35+13m | | 17c-7c+4c+c=20 | | 7x+3=-17 |

Equations solver categories