-3x-7=18

Simple and best practice solution for -3x-7=18 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-7=18 equation: 


Simplifying
-3x + -7 = 18

Reorder the terms:
-7 + -3x = 18

Solving
-7 + -3x = 18

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -3x = 18 + 7

Combine like terms: -7 + 7 = 0
0 + -3x = 18 + 7
-3x = 18 + 7

Combine like terms: 18 + 7 = 25
-3x = 25

Divide each side by '-3'.
x = -8.333333333

Simplifying
x = -8.333333333

See similar equations:

| -3w+4+w=4w+28 | | 4+7x=39 | | -p+9=10p-35 | | 3+0.2x=-1 | | -11x-y=-27 | | 2.5(m-2)+5.6m= | | 34=8-t | | 4+0.25w=6 | | 7+w=13 | | 7+w=1 | | 4(2p-3)-3(p+2)= | | y+2=13 | | -2x-3=y | | 0.25b=-4 | | 3(a+3)+2a= | | 7h+34=4-3h | | 0.3333333333333333b=-3 | | -0.5(2m-4n)= | | 6w+4=-8 | | 5+0.25y=1 | | 2x^2-3x+4=0 | | .50w=5 | | 5a+8b=-12 | | 9a=9 | | w-7=13 | | -4(-2q+2.5)= | | 6x-2y=-5 | | x^2-18x=9 | | 16x^2-33x+16=0 | | 2.5x=12x | | 3(4-2x)-(12+3x)=18 | | 1.3a-0.8b+2.2b-a= |

Equations solver categories