-3x-9=20

Simple and best practice solution for -3x-9=20 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 -3x-9=20 equation: 


Simplifying
-3x + -9 = 20

Reorder the terms:
-9 + -3x = 20

Solving
-9 + -3x = 20

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -3x = 20 + 9

Combine like terms: -9 + 9 = 0
0 + -3x = 20 + 9
-3x = 20 + 9

Combine like terms: 20 + 9 = 29
-3x = 29

Divide each side by '-3'.
x = -9.666666667

Simplifying
x = -9.666666667

See similar equations:

| Y=-2/3(-78-2)-5 | | x-9=3/5 | | 7/12-1/14 | | 8(21.125+2.375y)+19y=169 | | 2-3=18 | | 4/5w-3=-7/2w-5/2 | | log(x)=10.5 | | 4/3w-6=-7/2w-5/2 | | 11x-6=-4-7 | | 3+x+2x-2+x+x=46 | | 3(m+9)=6(-4+m) | | =X*5+7-40 | | X*5+7-40X= | | 5x+2(3x-5)= | | Y=-2/3(-10-2)-5 | | 1/3x1/4= | | -.5x+2=.5x+6 | | 6/4-20 | | x+x-5x+4=0 | | 4x-2(3x+5)=7(x-4) | | 7m/4-2m-3 | | K^2-.17=.64 | | C^2-.35=1.65 | | 8x+19y=169 | | 16x-2=34 | | 13=2x+4 | | 3+(-8-2)= | | 4/3v-1/2=-3/5 | | x^2-4x+7=y | | a^2+a^2+2=144 | | -x-4=-4x+14 | | x^2+bx+64=0 |

Equations solver categories