x(x+5)-6=x(x-1)+12

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Solution for x(x+5)-6=x(x-1)+12 equation:


Simplifying
x(x + 5) + -6 = x(x + -1) + 12

Reorder the terms:
x(5 + x) + -6 = x(x + -1) + 12
(5 * x + x * x) + -6 = x(x + -1) + 12
(5x + x2) + -6 = x(x + -1) + 12

Reorder the terms:
-6 + 5x + x2 = x(x + -1) + 12

Reorder the terms:
-6 + 5x + x2 = x(-1 + x) + 12
-6 + 5x + x2 = (-1 * x + x * x) + 12
-6 + 5x + x2 = (-1x + x2) + 12

Reorder the terms:
-6 + 5x + x2 = 12 + -1x + x2

Add '-1x2' to each side of the equation.
-6 + 5x + x2 + -1x2 = 12 + -1x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-6 + 5x + 0 = 12 + -1x + x2 + -1x2
-6 + 5x = 12 + -1x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-6 + 5x = 12 + -1x + 0
-6 + 5x = 12 + -1x

Solving
-6 + 5x = 12 + -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.
-6 + 5x + x = 12 + -1x + x

Combine like terms: 5x + x = 6x
-6 + 6x = 12 + -1x + x

Combine like terms: -1x + x = 0
-6 + 6x = 12 + 0
-6 + 6x = 12

Add '6' to each side of the equation.
-6 + 6 + 6x = 12 + 6

Combine like terms: -6 + 6 = 0
0 + 6x = 12 + 6
6x = 12 + 6

Combine like terms: 12 + 6 = 18
6x = 18

Divide each side by '6'.
x = 3

Simplifying
x = 3

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