2x(x+5)=3(x+5)

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Solution for 2x(x+5)=3(x+5) equation: 


Simplifying
2x(x + 5) = 3(x + 5)

Reorder the terms:
2x(5 + x) = 3(x + 5)
(5 * 2x + x * 2x) = 3(x + 5)
(10x + 2x2) = 3(x + 5)

Reorder the terms:
10x + 2x2 = 3(5 + x)
10x + 2x2 = (5 * 3 + x * 3)
10x + 2x2 = (15 + 3x)

Solving
10x + 2x2 = 15 + 3x

Solving for variable 'x'.

Reorder the terms:
-15 + 10x + -3x + 2x2 = 15 + 3x + -15 + -3x

Combine like terms: 10x + -3x = 7x
-15 + 7x + 2x2 = 15 + 3x + -15 + -3x

Reorder the terms:
-15 + 7x + 2x2 = 15 + -15 + 3x + -3x

Combine like terms: 15 + -15 = 0
-15 + 7x + 2x2 = 0 + 3x + -3x
-15 + 7x + 2x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
-15 + 7x + 2x2 = 0

Factor a trinomial.
(-5 + -1x)(3 + -2x) = 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 '(3 + -2x)' equal to zero and attempt to solve:

Simplifying
3 + -2x = 0

Solving
3 + -2x = 0

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

Add '-3' to each side of the equation.
3 + -3 + -2x = 0 + -3

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

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

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

Simplifying
x = 1.5
Solution
x = {-5, 1.5}

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