3x(3x+3)=3x-4

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


Simplifying
3x(3x + 3) = 3x + -4

Reorder the terms:
3x(3 + 3x) = 3x + -4
(3 * 3x + 3x * 3x) = 3x + -4
(9x + 9x2) = 3x + -4

Reorder the terms:
9x + 9x2 = -4 + 3x

Solving
9x + 9x2 = -4 + 3x

Solving for variable 'x'.

Reorder the terms:
4 + 9x + -3x + 9x2 = -4 + 3x + 4 + -3x

Combine like terms: 9x + -3x = 6x
4 + 6x + 9x2 = -4 + 3x + 4 + -3x

Reorder the terms:
4 + 6x + 9x2 = -4 + 4 + 3x + -3x

Combine like terms: -4 + 4 = 0
4 + 6x + 9x2 = 0 + 3x + -3x
4 + 6x + 9x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
4 + 6x + 9x2 = 0

Begin completing the square.  Divide all terms by
9 the coefficient of the squared term: 

Divide each side by '9'.
0.4444444444 + 0.6666666667x + x2 = 0

Move the constant term to the right:

Add '-0.4444444444' to each side of the equation.
0.4444444444 + 0.6666666667x + -0.4444444444 + x2 = 0 + -0.4444444444

Reorder the terms:
0.4444444444 + -0.4444444444 + 0.6666666667x + x2 = 0 + -0.4444444444

Combine like terms: 0.4444444444 + -0.4444444444 = 0.0000000000
0.0000000000 + 0.6666666667x + x2 = 0 + -0.4444444444
0.6666666667x + x2 = 0 + -0.4444444444

Combine like terms: 0 + -0.4444444444 = -0.4444444444
0.6666666667x + x2 = -0.4444444444

The x term is 0.6666666667x.  Take half its coefficient (0.3333333334).
Square it (0.1111111112) and add it to both sides.

Add '0.1111111112' to each side of the equation.
0.6666666667x + 0.1111111112 + x2 = -0.4444444444 + 0.1111111112

Reorder the terms:
0.1111111112 + 0.6666666667x + x2 = -0.4444444444 + 0.1111111112

Combine like terms: -0.4444444444 + 0.1111111112 = -0.3333333332
0.1111111112 + 0.6666666667x + x2 = -0.3333333332

Factor a perfect square on the left side:
(x + 0.3333333334)(x + 0.3333333334) = -0.3333333332

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 4200=2000a | | 3x(3x+3)=3c-4 | | 4h-13=7h | | -145+2x=-5x+65 | | 8x+2=6x+6 | | 90+80+(2x+2)+(3x+8)=360 | | -12m^2q-4mq+21q=0 | | 5.0=2.5a | | x+4(4x-6)=4(6x+4)-4 | | -51-x=5x+21 | | -51x-x=5x+21 | | f(x)=(x+3)2-5 | | 13x+2=6x+3 | | IfP(x)=0.42 | | 8x+2=6x+2 | | (4x-1)+3x+(5x+4)+105=360 | | n=300(p-40)-100 | | 400x-5x^2-6= | | 6x+4-2x=4x+8 | | 17.5+3x=-6.5(3x-6) | | 2(x-3)+5(x+1)=-3(-2x+5)-6 | | -2x-18=-3x+42 | | 6b^2-7b-3=0 | | 4x^2+140x+1200=2000 | | 9x-9=25 | | 1/3(4x-25)=3x | | 2m^2-5mn+3n^2=0 | | 4x+9=2x+(3x-12) | | 2p+9=12+2p | | 22m^2-41m+12=0 | | 35x+20y= | | dx/dt=(x-1)*(1-2x) |

Equations solver categories