3x+x=9

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


Simplifying
3x + x = 9

Combine like terms: 3x + x = 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:

| 4x-6=2(x+4) | | 4n+14= | | 3x+4x+5x= | | 2x-9-20=21 | | 5(a+3)=2(a-6) | | 8x-5=4x+15 | | 47-2x=16x+15 | | (x^2-y^2)*(x^2+y^2)=175 | | -.25(a-9)=.375 | | .25(a-9)=.375 | | 7a+8b=117 | | 4x+5=-44-9x | | 4(x-2)=2(8-x) | | 6x-4=x+11 | | 3x=6x-15 | | 1x-2x=36 | | a+(a+1)+(a+2)=2013 | | (x-2)+(x-1)+x=2013 | | (n-1)+n+(n+1)=2013 | | 100-7x=29x+16 | | X^3-5x+1=0 | | 62-2x=2x+22 | | b+(b+1)=1.1 | | 5x+10=-116-9x | | B+b+1=1.1 | | 3*5=5*6 | | 7x+(-12x)+5(7-x)=3(6+2) | | 7a+(-12a)+5(7-a)=3(6+2) | | X^2+7X-13=5 | | 5-(a+6)-3a=-9a-16 | | 5x^2+x-18= | | x+2x+5=-3x+7-8x |

Equations solver categories