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

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Solution for -3(x+2)-1=2(x-5)5x equation:


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

Reorder the terms:
-3(2 + x) + -1 = 2(x + -5) * 5x
(2 * -3 + x * -3) + -1 = 2(x + -5) * 5x
(-6 + -3x) + -1 = 2(x + -5) * 5x

Reorder the terms:
-6 + -1 + -3x = 2(x + -5) * 5x

Combine like terms: -6 + -1 = -7
-7 + -3x = 2(x + -5) * 5x

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

Reorder the terms for easier multiplication:
-7 + -3x = 2 * 5x(-5 + x)

Multiply 2 * 5
-7 + -3x = 10x(-5 + x)
-7 + -3x = (-5 * 10x + x * 10x)
-7 + -3x = (-50x + 10x2)

Solving
-7 + -3x = -50x + 10x2

Solving for variable 'x'.

Combine like terms: -3x + 50x = 47x
-7 + 47x + -10x2 = -50x + 10x2 + 50x + -10x2

Reorder the terms:
-7 + 47x + -10x2 = -50x + 50x + 10x2 + -10x2

Combine like terms: -50x + 50x = 0
-7 + 47x + -10x2 = 0 + 10x2 + -10x2
-7 + 47x + -10x2 = 10x2 + -10x2

Combine like terms: 10x2 + -10x2 = 0
-7 + 47x + -10x2 = 0

Begin completing the square.  Divide all terms by
-10 the coefficient of the squared term: 

Divide each side by '-10'.
0.7 + -4.7x + x2 = 0

Move the constant term to the right:

Add '-0.7' to each side of the equation.
0.7 + -4.7x + -0.7 + x2 = 0 + -0.7

Reorder the terms:
0.7 + -0.7 + -4.7x + x2 = 0 + -0.7

Combine like terms: 0.7 + -0.7 = 0.0
0.0 + -4.7x + x2 = 0 + -0.7
-4.7x + x2 = 0 + -0.7

Combine like terms: 0 + -0.7 = -0.7
-4.7x + x2 = -0.7

The x term is -4.7x.  Take half its coefficient (-2.35).
Square it (5.5225) and add it to both sides.

Add '5.5225' to each side of the equation.
-4.7x + 5.5225 + x2 = -0.7 + 5.5225

Reorder the terms:
5.5225 + -4.7x + x2 = -0.7 + 5.5225

Combine like terms: -0.7 + 5.5225 = 4.8225
5.5225 + -4.7x + x2 = 4.8225

Factor a perfect square on the left side:
(x + -2.35)(x + -2.35) = 4.8225

Calculate the square root of the right side: 2.196019126

Break this problem into two subproblems by setting 
(x + -2.35) equal to 2.196019126 and -2.196019126.

Subproblem 1

x + -2.35 = 2.196019126 Simplifying x + -2.35 = 2.196019126 Reorder the terms: -2.35 + x = 2.196019126 Solving -2.35 + x = 2.196019126 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.35' to each side of the equation. -2.35 + 2.35 + x = 2.196019126 + 2.35 Combine like terms: -2.35 + 2.35 = 0.00 0.00 + x = 2.196019126 + 2.35 x = 2.196019126 + 2.35 Combine like terms: 2.196019126 + 2.35 = 4.546019126 x = 4.546019126 Simplifying x = 4.546019126

Subproblem 2

x + -2.35 = -2.196019126 Simplifying x + -2.35 = -2.196019126 Reorder the terms: -2.35 + x = -2.196019126 Solving -2.35 + x = -2.196019126 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.35' to each side of the equation. -2.35 + 2.35 + x = -2.196019126 + 2.35 Combine like terms: -2.35 + 2.35 = 0.00 0.00 + x = -2.196019126 + 2.35 x = -2.196019126 + 2.35 Combine like terms: -2.196019126 + 2.35 = 0.153980874 x = 0.153980874 Simplifying x = 0.153980874

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.546019126, 0.153980874}

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