6x+7x-21=105-8x

Simple and best practice solution for 6x+7x-21=105-8x 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+7x-21=105-8x equation:


Simplifying
6x + 7x + -21 = 105 + -8x

Reorder the terms:
-21 + 6x + 7x = 105 + -8x

Combine like terms: 6x + 7x = 13x
-21 + 13x = 105 + -8x

Solving
-21 + 13x = 105 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-21 + 13x + 8x = 105 + -8x + 8x

Combine like terms: 13x + 8x = 21x
-21 + 21x = 105 + -8x + 8x

Combine like terms: -8x + 8x = 0
-21 + 21x = 105 + 0
-21 + 21x = 105

Add '21' to each side of the equation.
-21 + 21 + 21x = 105 + 21

Combine like terms: -21 + 21 = 0
0 + 21x = 105 + 21
21x = 105 + 21

Combine like terms: 105 + 21 = 126
21x = 126

Divide each side by '21'.
x = 6

Simplifying
x = 6

See similar equations:

| 1.6t+3.056fort=2.09 | | h=5+21p-16t^2 | | 11-(2y-8)=9 | | -35x=x | | 167a+19a+16=1132 | | 93=-6x+3(7x-4) | | 8i-x^3+7x^2i= | | 8+d/3=-14 | | 5r-45=8r+40 | | (2y+28)=(3x-5) | | 14=30 | | 8-3+5x=8x-1 | | 3x-12-6x-8=12-4x+5x+4 | | 7+b=1/2(4b-2) | | 3x+8-2=17 | | s(48+20)=21/2 | | (-8,-6)(4,10)= | | (-5+10)+(-4)= | | -87+14x=53+18x | | 4x-8=2x-16 | | 3+4(5-x)+1=0 | | d^2=95 | | -8p+2+9p=8 | | 3x+5-2x=17 | | -17+2n=-21-2n | | 3g-15g=-8 | | -17=-12 | | 1/5(25-5y)=4x9y+13 | | b+16=103 | | y^2=55 | | 2x=9*x-4 | | 2x+4y-6=180 |

Equations solver categories