8x+20-21=7x-6

Simple and best practice solution for 8x+20-21=7x-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 8x+20-21=7x-6 equation:


Simplifying
8x + 20 + -21 = 7x + -6

Reorder the terms:
20 + -21 + 8x = 7x + -6

Combine like terms: 20 + -21 = -1
-1 + 8x = 7x + -6

Reorder the terms:
-1 + 8x = -6 + 7x

Solving
-1 + 8x = -6 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-1 + 8x + -7x = -6 + 7x + -7x

Combine like terms: 8x + -7x = 1x
-1 + 1x = -6 + 7x + -7x

Combine like terms: 7x + -7x = 0
-1 + 1x = -6 + 0
-1 + 1x = -6

Add '1' to each side of the equation.
-1 + 1 + 1x = -6 + 1

Combine like terms: -1 + 1 = 0
0 + 1x = -6 + 1
1x = -6 + 1

Combine like terms: -6 + 1 = -5
1x = -5

Divide each side by '1'.
x = -5

Simplifying
x = -5

See similar equations:

| 0.7c=1.7c-1 | | 2(7x-9)=39 | | 1.5y-3=1.5 | | 6(u-1)-9=-3(-5+2)-3u | | -(4y+1)-(-3y-5)=-4 | | 4+3x=2x+4 | | 5(7x-1)=50 | | 3x-9=18(x+6) | | 57x-1=50 | | 1.3c=1.7c-1 | | p/9+q/2=5 | | 4(6x-2)+3(16-5x)-4(2x+4)=-9 | | 0.18(18)+0.03x=0.06(12+x) | | 6x-11x-72=0 | | 1/7(21y+21)-7=-1/9(9y-36) | | 4x-10y=70 | | y/6=27/3 | | -3(2s-4)-12=-3(8s+3)-4 | | 24x-6=3(x+6) | | 27-12= | | 3(w-10)+2(w-29)=2 | | 5/9(-32) | | -6(4x-3)+5(5x-6)-9=7-3 | | 11--3= | | x^4-8x^2-1=0 | | 7x+2+6x+9=12x+5 | | y=nx+s | | 4--8= | | -1--10= | | -2/-3y=4 | | 2x+18=14-x | | -25/5= |

Equations solver categories