5x+(3x+2)(2x-7)=

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Solution for 5x+(3x+2)(2x-7)= equation: 


Simplifying
5x + (3x + 2)(2x + -7) = 0

Reorder the terms:
5x + (2 + 3x)(2x + -7) = 0

Reorder the terms:
5x + (2 + 3x)(-7 + 2x) = 0

Multiply (2 + 3x) * (-7 + 2x)
5x + (2(-7 + 2x) + 3x * (-7 + 2x)) = 0
5x + ((-7 * 2 + 2x * 2) + 3x * (-7 + 2x)) = 0
5x + ((-14 + 4x) + 3x * (-7 + 2x)) = 0
5x + (-14 + 4x + (-7 * 3x + 2x * 3x)) = 0
5x + (-14 + 4x + (-21x + 6x2)) = 0

Combine like terms: 4x + -21x = -17x
5x + (-14 + -17x + 6x2) = 0

Reorder the terms:
-14 + 5x + -17x + 6x2 = 0

Combine like terms: 5x + -17x = -12x
-14 + -12x + 6x2 = 0

Solving
-14 + -12x + 6x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-7 + -6x + 3x2) = 0

Ignore the factor 2.

Subproblem 1
Set the factor '(-7 + -6x + 3x2)' equal to zero and attempt to solve:

Simplifying
-7 + -6x + 3x2 = 0

Solving
-7 + -6x + 3x2 = 0

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

Divide each side by '3'.
-2.333333333 + -2x + x2 = 0

Move the constant term to the right:

Add '2.333333333' to each side of the equation.
-2.333333333 + -2x + 2.333333333 + x2 = 0 + 2.333333333

Reorder the terms:
-2.333333333 + 2.333333333 + -2x + x2 = 0 + 2.333333333

Combine like terms: -2.333333333 + 2.333333333 = 0.000000000
0.000000000 + -2x + x2 = 0 + 2.333333333
-2x + x2 = 0 + 2.333333333

Combine like terms: 0 + 2.333333333 = 2.333333333
-2x + x2 = 2.333333333

The x term is -2x.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2x + 1 + x2 = 2.333333333 + 1

Reorder the terms:
1 + -2x + x2 = 2.333333333 + 1

Combine like terms: 2.333333333 + 1 = 3.333333333
1 + -2x + x2 = 3.333333333

Factor a perfect square on the left side:
(x + -1)(x + -1) = 3.333333333

Calculate the square root of the right side: 1.825741858

Break this problem into two subproblems by setting 
(x + -1) equal to 1.825741858 and -1.825741858.


Subproblem 1
x + -1 = 1.825741858

Simplifying
x + -1 = 1.825741858

Reorder the terms:
-1 + x = 1.825741858

Solving
-1 + x = 1.825741858

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + x = 1.825741858 + 1

Combine like terms: -1 + 1 = 0
0 + x = 1.825741858 + 1
x = 1.825741858 + 1

Combine like terms: 1.825741858 + 1 = 2.825741858
x = 2.825741858

Simplifying
x = 2.825741858


Subproblem 2
x + -1 = -1.825741858

Simplifying
x + -1 = -1.825741858

Reorder the terms:
-1 + x = -1.825741858

Solving
-1 + x = -1.825741858

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + x = -1.825741858 + 1

Combine like terms: -1 + 1 = 0
0 + x = -1.825741858 + 1
x = -1.825741858 + 1

Combine like terms: -1.825741858 + 1 = -0.825741858
x = -0.825741858

Simplifying
x = -0.825741858


Solution
The solution to the problem is based on the solutions
from the subproblems.
x = {2.825741858, -0.825741858}
Solution
x = {2.825741858, -0.825741858}

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