2x+9=3(x+4)

Simple and best practice solution for 2x+9=3(x+4) 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 2x+9=3(x+4) equation:


Simplifying
2x + 9 = 3(x + 4)

Reorder the terms:
9 + 2x = 3(x + 4)

Reorder the terms:
9 + 2x = 3(4 + x)
9 + 2x = (4 * 3 + x * 3)
9 + 2x = (12 + 3x)

Solving
9 + 2x = 12 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
9 + 2x + -3x = 12 + 3x + -3x

Combine like terms: 2x + -3x = -1x
9 + -1x = 12 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 + -1x = 12 + 0
9 + -1x = 12

Add '-9' to each side of the equation.
9 + -9 + -1x = 12 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 12 + -9
-1x = 12 + -9

Combine like terms: 12 + -9 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

See similar equations:

| 30x^2+x-2=0 | | 2(3t-3)-7=23 | | -2t+-4+5t=6t+11 | | -2+2x=6+8x | | 0.7(x+20)+0.5=50 | | 20x+50y=1740 | | 200=2Q^2 | | 12x-1=3+8x-11 | | 10-3b+3=1+b+2 | | 1/2(1/3+1/4)= | | 2(n^2+2n-72)=0 | | 30x=10x+30 | | Y+14=13 | | 9w=4950 | | 2x^7y^3-450xy=0 | | 0=7x^2-11x+3 | | 5sin(16t)+5sin(12t)=0 | | 5x-3=2x+4x | | -12sin(x)+12cos(2x)=0 | | cos(2x)=sin(x) | | x^4+4x^3-14x^2-36x+45=0 | | x=22.5*3 | | y+6*4=8 | | x=22.5*4 | | y+6*-3=8 | | x=9*14+2 | | 3*14+10=x | | 27=6m | | 8=24b | | (N^2+6)(5n)=0 | | 14n=21 | | 5z-11=-7+6z |

Equations solver categories