x(x+5)=10+2x

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Solution for x(x+5)=10+2x equation:


Simplifying
x(x + 5) = 10 + 2x

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

Solving
5x + x2 = 10 + 2x

Solving for variable 'x'.

Reorder the terms:
-10 + 5x + -2x + x2 = 10 + 2x + -10 + -2x

Combine like terms: 5x + -2x = 3x
-10 + 3x + x2 = 10 + 2x + -10 + -2x

Reorder the terms:
-10 + 3x + x2 = 10 + -10 + 2x + -2x

Combine like terms: 10 + -10 = 0
-10 + 3x + x2 = 0 + 2x + -2x
-10 + 3x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-10 + 3x + x2 = 0

Factor a trinomial.
(-5 + -1x)(2 + -1x) = 0


Subproblem 1
Set the factor '(-5 + -1x)' equal to zero and attempt to solve:

Simplifying
-5 + -1x = 0

Solving
-5 + -1x = 0

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

Add '5' to each side of the equation.
-5 + 5 + -1x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -1x = 0 + 5
-1x = 0 + 5

Combine like terms: 0 + 5 = 5
-1x = 5

Divide each side by '-1'.
x = -5

Simplifying
x = -5

Subproblem 2
Set the factor '(2 + -1x)' equal to zero and attempt to solve:

Simplifying
2 + -1x = 0

Solving
2 + -1x = 0

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

Add '-2' to each side of the equation.
2 + -2 + -1x = 0 + -2

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

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

Divide each side by '-1'.
x = 2

Simplifying
x = 2
Solution
x = {-5, 2}

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