-168=-3x-4(x+21)

Simple and best practice solution for -168=-3x-4(x+21) 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 -168=-3x-4(x+21) equation:


Simplifying
-168 = -3x + -4(x + 21)

Reorder the terms:
-168 = -3x + -4(21 + x)
-168 = -3x + (21 * -4 + x * -4)
-168 = -3x + (-84 + -4x)

Reorder the terms:
-168 = -84 + -3x + -4x

Combine like terms: -3x + -4x = -7x
-168 = -84 + -7x

Solving
-168 = -84 + -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.
-168 + 7x = -84 + -7x + 7x

Combine like terms: -7x + 7x = 0
-168 + 7x = -84 + 0
-168 + 7x = -84

Add '168' to each side of the equation.
-168 + 168 + 7x = -84 + 168

Combine like terms: -168 + 168 = 0
0 + 7x = -84 + 168
7x = -84 + 168

Combine like terms: -84 + 168 = 84
7x = 84

Divide each side by '7'.
x = 12

Simplifying
x = 12

See similar equations:

| 15-3x=2y | | 110-42= | | 4(3.75x+1)=-96 | | 2x+2x+3x+3+3x+3=146 | | Y=-8-9X-4X^2 | | f(x)=x^2-8x-6 | | ((2)2x)+((2)3x+3)=146 | | 3.5x=130+6.5x | | -11x-7= | | 4y=18+5 | | 21703.68=2*3.14*18.49+2*3.14*4.3*h | | x^2-133=0 | | 2n^2-2n+3=0 | | x-4=-48 | | 0.25x^3=85.75 | | n+17n=10 | | 39=7+4x | | 54=-90 | | 2m+3+=2m+1 | | V+2v-4=9 | | 2x+3-3x=5x+12 | | 5y-7=4y+10 | | 1x+3=12 | | 2f+3=11 | | 6(m-2)=-6 | | -15*(7+19b)= | | X=y^2*lny | | 180=25+x+(x+25) | | 40=500*x*1 | | -(2p+1)+4(2p-3)=2p-15 | | 3w-1=-10 | | 2fgh-3g=10h |

Equations solver categories