3(2x-3)(x+1)-2(3-x)2+5(x-3)(x+3)=

Simple and best practice solution for 3(2x-3)(x+1)-2(3-x)2+5(x-3)(x+3)= 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 3(2x-3)(x+1)-2(3-x)2+5(x-3)(x+3)= equation:


Simplifying
3(2x + -3)(x + 1) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0

Reorder the terms:
3(-3 + 2x)(x + 1) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0

Reorder the terms:
3(-3 + 2x)(1 + x) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0

Multiply (-3 + 2x) * (1 + x)
3(-3(1 + x) + 2x * (1 + x)) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
3((1 * -3 + x * -3) + 2x * (1 + x)) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
3((-3 + -3x) + 2x * (1 + x)) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
3(-3 + -3x + (1 * 2x + x * 2x)) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
3(-3 + -3x + (2x + 2x2)) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0

Combine like terms: -3x + 2x = -1x
3(-3 + -1x + 2x2) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
(-3 * 3 + -1x * 3 + 2x2 * 3) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0
(-9 + -3x + 6x2) + -2(3 + -1x) * 2 + 5(x + -3)(x + 3) = 0

Reorder the terms for easier multiplication:
-9 + -3x + 6x2 + -2 * 2(3 + -1x) + 5(x + -3)(x + 3) = 0

Multiply -2 * 2
-9 + -3x + 6x2 + -4(3 + -1x) + 5(x + -3)(x + 3) = 0
-9 + -3x + 6x2 + (3 * -4 + -1x * -4) + 5(x + -3)(x + 3) = 0
-9 + -3x + 6x2 + (-12 + 4x) + 5(x + -3)(x + 3) = 0

Reorder the terms:
-9 + -3x + 6x2 + -12 + 4x + 5(-3 + x)(x + 3) = 0

Reorder the terms:
-9 + -3x + 6x2 + -12 + 4x + 5(-3 + x)(3 + x) = 0

Multiply (-3 + x) * (3 + x)
-9 + -3x + 6x2 + -12 + 4x + 5(-3(3 + x) + x(3 + x)) = 0
-9 + -3x + 6x2 + -12 + 4x + 5((3 * -3 + x * -3) + x(3 + x)) = 0
-9 + -3x + 6x2 + -12 + 4x + 5((-9 + -3x) + x(3 + x)) = 0
-9 + -3x + 6x2 + -12 + 4x + 5(-9 + -3x + (3 * x + x * x)) = 0
-9 + -3x + 6x2 + -12 + 4x + 5(-9 + -3x + (3x + x2)) = 0

Combine like terms: -3x + 3x = 0
-9 + -3x + 6x2 + -12 + 4x + 5(-9 + 0 + x2) = 0
-9 + -3x + 6x2 + -12 + 4x + 5(-9 + x2) = 0
-9 + -3x + 6x2 + -12 + 4x + (-9 * 5 + x2 * 5) = 0
-9 + -3x + 6x2 + -12 + 4x + (-45 + 5x2) = 0

Reorder the terms:
-9 + -12 + -45 + -3x + 4x + 6x2 + 5x2 = 0

Combine like terms: -9 + -12 = -21
-21 + -45 + -3x + 4x + 6x2 + 5x2 = 0

Combine like terms: -21 + -45 = -66
-66 + -3x + 4x + 6x2 + 5x2 = 0

Combine like terms: -3x + 4x = 1x
-66 + 1x + 6x2 + 5x2 = 0

Combine like terms: 6x2 + 5x2 = 11x2
-66 + 1x + 11x2 = 0

Solving
-66 + 1x + 11x2 = 0

Solving for variable 'x'.

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

Divide each side by '11'.
-6 + 0.09090909091x + x2 = 0

Move the constant term to the right:

Add '6' to each side of the equation.
-6 + 0.09090909091x + 6 + x2 = 0 + 6

Reorder the terms:
-6 + 6 + 0.09090909091x + x2 = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 0.09090909091x + x2 = 0 + 6
0.09090909091x + x2 = 0 + 6

Combine like terms: 0 + 6 = 6
0.09090909091x + x2 = 6

The x term is 0.09090909091x.  Take half its coefficient (0.04545454546).
Square it (0.002066115703) and add it to both sides.

Add '0.002066115703' to each side of the equation.
0.09090909091x + 0.002066115703 + x2 = 6 + 0.002066115703

Reorder the terms:
0.002066115703 + 0.09090909091x + x2 = 6 + 0.002066115703

Combine like terms: 6 + 0.002066115703 = 6.002066115703
0.002066115703 + 0.09090909091x + x2 = 6.002066115703

Factor a perfect square on the left side:
(x + 0.04545454546)(x + 0.04545454546) = 6.002066115703

Calculate the square root of the right side: 2.449911451

Break this problem into two subproblems by setting 
(x + 0.04545454546) equal to 2.449911451 and -2.449911451.

Subproblem 1

x + 0.04545454546 = 2.449911451 Simplifying x + 0.04545454546 = 2.449911451 Reorder the terms: 0.04545454546 + x = 2.449911451 Solving 0.04545454546 + x = 2.449911451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.04545454546' to each side of the equation. 0.04545454546 + -0.04545454546 + x = 2.449911451 + -0.04545454546 Combine like terms: 0.04545454546 + -0.04545454546 = 0.00000000000 0.00000000000 + x = 2.449911451 + -0.04545454546 x = 2.449911451 + -0.04545454546 Combine like terms: 2.449911451 + -0.04545454546 = 2.40445690554 x = 2.40445690554 Simplifying x = 2.40445690554

Subproblem 2

x + 0.04545454546 = -2.449911451 Simplifying x + 0.04545454546 = -2.449911451 Reorder the terms: 0.04545454546 + x = -2.449911451 Solving 0.04545454546 + x = -2.449911451 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.04545454546' to each side of the equation. 0.04545454546 + -0.04545454546 + x = -2.449911451 + -0.04545454546 Combine like terms: 0.04545454546 + -0.04545454546 = 0.00000000000 0.00000000000 + x = -2.449911451 + -0.04545454546 x = -2.449911451 + -0.04545454546 Combine like terms: -2.449911451 + -0.04545454546 = -2.49536599646 x = -2.49536599646 Simplifying x = -2.49536599646

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.40445690554, -2.49536599646}

See similar equations:

| 2+8p=6p-8 | | uw-5u-2w+10= | | 60=x+3y+2z | | y+2z=8 | | (y-7)(6y+17)=0 | | 618/12 | | 2x^3-4x^2-70x=0 | | 2(1.5+4)-2a=13 | | -4x+32= | | 2x^3-4x^2-70=0 | | -7+3Z+2z=8 | | -2(1-5v)=28 | | (2/3)(6w-18)=12 | | -6x+12= | | 2v-3=4+2v | | 765/2=x/5 | | 12=6/x | | 6(1-5m)=126 | | 6z-z=9z-4z | | 4(y-3)=5(y+2) | | 0,7=4/3 | | 11x+4+5x+11x+4+5x=360 | | H=-5t^2+50t+40 | | 2(4y-6)=12 | | 28/3=x/5 | | X(-5)=2 | | n^2=400 | | 2x(-3-2x)(2-x)=0 | | 6x^2-48x+360=0 | | 4y^2+4y+80=0 | | (x^2+5)(3x-1)=0 | | 7t+11=-5t+8 |

Equations solver categories