5(2x^2-1)-10x^2-6=-(x+2)

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Solution for 5(2x^2-1)-10x^2-6=-(x+2) equation:


Simplifying
5(2x2 + -1) + -10x2 + -6 = -1(x + 2)

Reorder the terms:
5(-1 + 2x2) + -10x2 + -6 = -1(x + 2)
(-1 * 5 + 2x2 * 5) + -10x2 + -6 = -1(x + 2)
(-5 + 10x2) + -10x2 + -6 = -1(x + 2)

Reorder the terms:
-5 + -6 + 10x2 + -10x2 = -1(x + 2)

Combine like terms: -5 + -6 = -11
-11 + 10x2 + -10x2 = -1(x + 2)

Combine like terms: 10x2 + -10x2 = 0
-11 + 0 = -1(x + 2)
-11 = -1(x + 2)

Reorder the terms:
-11 = -1(2 + x)
-11 = (2 * -1 + x * -1)
-11 = (-2 + -1x)

Solving
-11 = -2 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-11 + x = -2 + -1x + x

Combine like terms: -1x + x = 0
-11 + x = -2 + 0
-11 + x = -2

Add '11' to each side of the equation.
-11 + 11 + x = -2 + 11

Combine like terms: -11 + 11 = 0
0 + x = -2 + 11
x = -2 + 11

Combine like terms: -2 + 11 = 9
x = 9

Simplifying
x = 9

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