(x+8)*(x-2)-x*(x-4)=24

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Solution for (x+8)*(x-2)-x*(x-4)=24 equation:


Simplifying
(x + 8)(x + -2) + -1x(x + -4) = 24

Reorder the terms:
(8 + x)(x + -2) + -1x(x + -4) = 24

Reorder the terms:
(8 + x)(-2 + x) + -1x(x + -4) = 24

Multiply (8 + x) * (-2 + x)
(8(-2 + x) + x(-2 + x)) + -1x(x + -4) = 24
((-2 * 8 + x * 8) + x(-2 + x)) + -1x(x + -4) = 24
((-16 + 8x) + x(-2 + x)) + -1x(x + -4) = 24
(-16 + 8x + (-2 * x + x * x)) + -1x(x + -4) = 24
(-16 + 8x + (-2x + x2)) + -1x(x + -4) = 24

Combine like terms: 8x + -2x = 6x
(-16 + 6x + x2) + -1x(x + -4) = 24

Reorder the terms:
-16 + 6x + x2 + -1x(-4 + x) = 24
-16 + 6x + x2 + (-4 * -1x + x * -1x) = 24
-16 + 6x + x2 + (4x + -1x2) = 24

Reorder the terms:
-16 + 6x + 4x + x2 + -1x2 = 24

Combine like terms: 6x + 4x = 10x
-16 + 10x + x2 + -1x2 = 24

Combine like terms: x2 + -1x2 = 0
-16 + 10x + 0 = 24
-16 + 10x = 24

Solving
-16 + 10x = 24

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 10x = 24 + 16

Combine like terms: -16 + 16 = 0
0 + 10x = 24 + 16
10x = 24 + 16

Combine like terms: 24 + 16 = 40
10x = 40

Divide each side by '10'.
x = 4

Simplifying
x = 4

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