3=-6x-21

Simple and best practice solution for 3=-6x-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 3=-6x-21 equation:


Simplifying
3 = -6x + -21

Reorder the terms:
3 = -21 + -6x

Solving
3 = -21 + -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.
3 + 6x = -21 + -6x + 6x

Combine like terms: -6x + 6x = 0
3 + 6x = -21 + 0
3 + 6x = -21

Add '-3' to each side of the equation.
3 + -3 + 6x = -21 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = -21 + -3
6x = -21 + -3

Combine like terms: -21 + -3 = -24
6x = -24

Divide each side by '6'.
x = -4

Simplifying
x = -4

See similar equations:

| 12x+4+26-6+2=100 | | 12+4+26-6+2=100 | | 8-5x=1x-16 | | Y=sin*2*x | | 10(s-4)=-68 | | 5t-3=9-t | | 7.2=x-4.9 | | 4(n-5)=16 | | 3(t+1)=-6 | | x^3(2x-1)=0.01 | | (n-15)*7=42 | | 3(3w+1)*5=-10 | | 32x+2-12+4=100 | | 3(4s+7)=165 | | 0.1t=0.9+0.7t | | 5=-10+1.5x | | 4(2l+6)=56 | | -5(2t+5)=15 | | 2x^4+x^3+1=1.01 | | 3(f-4)=-33 | | 4(2l+6)=36 | | 32+2-12+18-3=100 | | -8(s+2)=-12 | | 3(a-8)=33 | | 2x^4+x^3+1=0.01 | | -x^2+12x=15 | | 12x+9x=129 | | (q-9)*5=20 | | (-4)*(-3)*2= | | -4+4(-4)= | | (e+5)*5=35 | | 5=-10-1.5x |

Equations solver categories