x+2x+3=9

Simple and best practice solution for x+2x+3=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 x+2x+3=9 equation: 


Simplifying
x + 2x + 3 = 9

Reorder the terms:
3 + x + 2x = 9

Combine like terms: x + 2x = 3x
3 + 3x = 9

Solving
3 + 3x = 9

Solving for variable 'x'.

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

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

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

Combine like terms: 9 + -3 = 6
3x = 6

Divide each side by '3'.
x = 2

Simplifying
x = 2

See similar equations:

| y=0.30x+40 | | 4x-(2x+1)=3 | | 3/4(3x-1/2)-1/32/3 | | 11t^2-20t=0 | | y=6.75(800) | | 2/3(12-9)= | | -5x+17=3 | | 8x=4(4x-3)+4(6x+4)-4 | | -9=-10 | | 0+29=20 | | x*y=420 | | 0=1+lnx | | 7a(x+5y)-b(x+5y)=0 | | 20(1)=20 | | Y=0.0214x-36.362 | | 12y=9/4 | | 7+x+1=180 | | log(25x)=-1 | | 47e-6=x*23.3/0.28 | | -0.9t+-2.2-88t=-6.2-33.7t | | log(25x)=1 | | -4+8(56+53)=12 | | (0.5)ln(x^2)+(2)ln(x)-ln(x^2)= | | 12/21-7/21 | | -6x+2=7x-11 | | -(x+4)=0 | | 10x-3-x+7=37 | | 6x^5y^2+12x^4y^2=0 | | b+.2b=492 | | 2tan^2x+9tanx+7=0 | | 12x+12=6x+24 | | f(x)=x^4-15x^3+81x^2-189x+150 |

Equations solver categories