3x-7x=9

Simple and best practice solution for 3x-7x=9 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-7x=9 equation: 


Simplifying
3x + -7x = 9

Combine like terms: 3x + -7x = -4x
-4x = 9

Solving
-4x = 9

Solving for variable 'x'.

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

Divide each side by '-4'.
x = -2.25

Simplifying
x = -2.25

See similar equations:

| 2x-3(2)=9 | | 3x-2x=11x+3x-52.6 | | 10p^3-5p^2-15p=0 | | 2x-3(1)=9 | | 2(5x-20)=10(4x-34) | | 2x-3(0)=9 | | 2x-3(-3)=9 | | 8y-1=63 | | 4x+25-1=5x*4 | | 3y+5=23 | | (3500)-(-975)= | | 5x+55=130 | | 12x+3=2(4x+1)-x+9 | | 7=3-4n | | -2a-4=8 | | 6x+60=108 | | 8n^2-5n-5=0 | | -60y^3-15y^2=0 | | x^4+4=0 | | 6x+54=114 | | 7x+80-5=180 | | 8z+7=-9 | | (8)+(-12)= | | 4t^2+28t+49=0 | | 0.25x+2.2=x-1.1 | | 6y+2(6)=8 | | 3r+10=-2 | | 6y+2(4)=8 | | 6y+2(2)=8 | | 9+4f=17 | | 3y+2x=-b | | 3p+8=5p-4 |

Equations solver categories