3x(2x+6)+3=6x(x+2)

Simple and best practice solution for 3x(2x+6)+3=6x(x+2) 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(2x+6)+3=6x(x+2) equation:


Simplifying
3x(2x + 6) + 3 = 6x(x + 2)

Reorder the terms:
3x(6 + 2x) + 3 = 6x(x + 2)
(6 * 3x + 2x * 3x) + 3 = 6x(x + 2)
(18x + 6x2) + 3 = 6x(x + 2)

Reorder the terms:
3 + 18x + 6x2 = 6x(x + 2)

Reorder the terms:
3 + 18x + 6x2 = 6x(2 + x)
3 + 18x + 6x2 = (2 * 6x + x * 6x)
3 + 18x + 6x2 = (12x + 6x2)

Add '-6x2' to each side of the equation.
3 + 18x + 6x2 + -6x2 = 12x + 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
3 + 18x + 0 = 12x + 6x2 + -6x2
3 + 18x = 12x + 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
3 + 18x = 12x + 0
3 + 18x = 12x

Solving
3 + 18x = 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
3 + 18x + -12x = 12x + -12x

Combine like terms: 18x + -12x = 6x
3 + 6x = 12x + -12x

Combine like terms: 12x + -12x = 0
3 + 6x = 0

Add '-3' to each side of the equation.
3 + -3 + 6x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = 0 + -3
6x = 0 + -3

Combine like terms: 0 + -3 = -3
6x = -3

Divide each side by '6'.
x = -0.5

Simplifying
x = -0.5

See similar equations:

| 6x+8=3x+19 | | 2cos^2x+senx=1 | | 2x+xy+2y=140 | | 2(x-1)+2(x-3)=16 | | 7a+2b-c= | | x+0.5xy+y=0 | | 5x^4-3/x^2=0 | | X-x=6 | | x^3+2x=3 | | 7x=6x+84 | | x+.145x=148500 | | 3x^3-6x+30=0 | | x-0.1x=470000 | | 470000=x-.1 | | 4+x*2=28 | | 4+2*2=28 | | 8p-5=5p+3 | | X-(3x-1)=27 | | m-4=42 | | X-3x-1=27 | | 11x-11/3 | | -3^2-8[6-40/5(6)]/2[8-2]^2= | | 6x-2y-11=0 | | 14Q-3Q^2=0 | | 5x-10y+10=0 | | 12x+10x+6x=150 | | 12x+10x+6x+6x=180 | | 8*x=0 | | 12x+10x+6x+6x=60 | | Y-6*Y^1/2 | | a+2b+3c=9 | | 3a+5c(6y*13c)= |

Equations solver categories