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

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Solution for (-2(x^2+7)-5x)+(2x^2-3(-3x-5))=0 equation:


Simplifying
(-2(x2 + 7) + -5x) + (2x2 + -3(-3x + -5)) = 0

Reorder the terms:
(-2(7 + x2) + -5x) + (2x2 + -3(-3x + -5)) = 0
((7 * -2 + x2 * -2) + -5x) + (2x2 + -3(-3x + -5)) = 0
((-14 + -2x2) + -5x) + (2x2 + -3(-3x + -5)) = 0

Reorder the terms:
(-14 + -5x + -2x2) + (2x2 + -3(-3x + -5)) = 0

Remove parenthesis around (-14 + -5x + -2x2)
-14 + -5x + -2x2 + (2x2 + -3(-3x + -5)) = 0

Reorder the terms:
-14 + -5x + -2x2 + (2x2 + -3(-5 + -3x)) = 0
-14 + -5x + -2x2 + (2x2 + (-5 * -3 + -3x * -3)) = 0
-14 + -5x + -2x2 + (2x2 + (15 + 9x)) = 0

Reorder the terms:
-14 + -5x + -2x2 + (15 + 9x + 2x2) = 0

Remove parenthesis around (15 + 9x + 2x2)
-14 + -5x + -2x2 + 15 + 9x + 2x2 = 0

Reorder the terms:
-14 + 15 + -5x + 9x + -2x2 + 2x2 = 0

Combine like terms: -14 + 15 = 1
1 + -5x + 9x + -2x2 + 2x2 = 0

Combine like terms: -5x + 9x = 4x
1 + 4x + -2x2 + 2x2 = 0

Combine like terms: -2x2 + 2x2 = 0
1 + 4x + 0 = 0
1 + 4x = 0

Solving
1 + 4x = 0

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 + 4x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 4x = 0 + -1
4x = 0 + -1

Combine like terms: 0 + -1 = -1
4x = -1

Divide each side by '4'.
x = -0.25

Simplifying
x = -0.25

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