8x=4(21-x)

Simple and best practice solution for 8x=4(21-x) 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=4(21-x) equation:


Simplifying
8x = 4(21 + -1x)
8x = (21 * 4 + -1x * 4)
8x = (84 + -4x)

Solving
8x = 84 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
8x + 4x = 84 + -4x + 4x

Combine like terms: 8x + 4x = 12x
12x = 84 + -4x + 4x

Combine like terms: -4x + 4x = 0
12x = 84 + 0
12x = 84

Divide each side by '12'.
x = 7

Simplifying
x = 7

See similar equations:

| -4x^3+32x^2+132x=0 | | 7a^9-49a^5+35a^2= | | 9(x-3)=2(6x+7) | | 6(x+1)=4(x+2) | | 4x-6=8x-78 | | 6+5i= | | 4(x+3)=7(x-3) | | x+.2*x=16.8 | | 6(x-7)=11(x+8) | | 3(-4.363636364)-6y=-18 | | 4y-8=12y+40 | | -5x=-89 | | m^2+20m+100=0 | | 18-3x=5x+8 | | m^2+16m+60=0 | | 288=-66x | | 5x-45=60 | | 179.2/56 | | 4t=1.2 | | a-17=-15 | | y=0.1x+0.3 | | 7t=70 | | 34=2y+17 | | 9+5x=5x-4 | | 4(x-3)=7(x+3) | | (2w-4y-5)(5w+3)= | | 6x+12(0)=7 | | 2x-(7x-3)=20 | | 5-3(x-2)=x | | x+18=-37 | | 181/2+(-74/8) | | (3x+7)=(6x+2) |

Equations solver categories