x(x+10)=(x+8)x-3

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Solution for x(x+10)=(x+8)x-3 equation:


Simplifying
x(x + 10) = (x + 8) * x + -3

Reorder the terms:
x(10 + x) = (x + 8) * x + -3
(10 * x + x * x) = (x + 8) * x + -3
(10x + x2) = (x + 8) * x + -3

Reorder the terms:
10x + x2 = (8 + x) * x + -3

Reorder the terms for easier multiplication:
10x + x2 = x(8 + x) + -3
10x + x2 = (8 * x + x * x) + -3
10x + x2 = (8x + x2) + -3

Reorder the terms:
10x + x2 = -3 + 8x + x2

Add '-1x2' to each side of the equation.
10x + x2 + -1x2 = -3 + 8x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
10x + 0 = -3 + 8x + x2 + -1x2
10x = -3 + 8x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
10x = -3 + 8x + 0
10x = -3 + 8x

Solving
10x = -3 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
10x + -8x = -3 + 8x + -8x

Combine like terms: 10x + -8x = 2x
2x = -3 + 8x + -8x

Combine like terms: 8x + -8x = 0
2x = -3 + 0
2x = -3

Divide each side by '2'.
x = -1.5

Simplifying
x = -1.5

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