3x-x+15=0

Simple and best practice solution for 3x-x+15=0 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-x+15=0 equation:


Simplifying
3x + -1x + 15 = 0

Reorder the terms:
15 + 3x + -1x = 0

Combine like terms: 3x + -1x = 2x
15 + 2x = 0

Solving
15 + 2x = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 2x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 0 + -15
2x = 0 + -15

Combine like terms: 0 + -15 = -15
2x = -15

Divide each side by '2'.
x = -7.5

Simplifying
x = -7.5

See similar equations:

| a-.5=.6 | | 7x+7=140 | | 5n^2=-7n+24 | | 2x+3x-10=65 | | 64t^3-49t=0 | | 5v^2=45 | | -4(3x-2)=4 | | -3(x+5)=15 | | 11x^2=3x | | 2(g+8)=10 | | 11x+5+8x-15=180 | | 21x+1=22x-2 | | 4(x+3)+2x=24 | | 5x(5x-9)(8x+3)=0 | | 21x+1+23x+3=90 | | 21x+1=23x+3 | | (5x+17)-4x=-8-11 | | -3(x-5)=0 | | 65-3x=24x+23 | | 6x+38=15x-43 | | 4(x+2)=4 | | 10-10x=114-38x | | 18-3x=-12 | | 12-2w=9 | | (5y-17y)=-48-60 | | -7y-5=30 | | 24+12x=-12 | | (5y-17y)= | | 27x+80=404 | | 2y+12=-10 | | -8y+12=28 | | 5x-29=26 |

Equations solver categories