5x^2-20x+135=35+25x

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Solution for 5x^2-20x+135=35+25x equation: 


Simplifying
5x2 + -20x + 135 = 35 + 25x

Reorder the terms:
135 + -20x + 5x2 = 35 + 25x

Solving
135 + -20x + 5x2 = 35 + 25x

Solving for variable 'x'.

Reorder the terms:
135 + -35 + -20x + -25x + 5x2 = 35 + 25x + -35 + -25x

Combine like terms: 135 + -35 = 100
100 + -20x + -25x + 5x2 = 35 + 25x + -35 + -25x

Combine like terms: -20x + -25x = -45x
100 + -45x + 5x2 = 35 + 25x + -35 + -25x

Reorder the terms:
100 + -45x + 5x2 = 35 + -35 + 25x + -25x

Combine like terms: 35 + -35 = 0
100 + -45x + 5x2 = 0 + 25x + -25x
100 + -45x + 5x2 = 25x + -25x

Combine like terms: 25x + -25x = 0
100 + -45x + 5x2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(20 + -9x + x2) = 0

Factor a trinomial.
5((4 + -1x)(5 + -1x)) = 0

Ignore the factor 5.

Subproblem 1
Set the factor '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 0

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

Add '-4' to each side of the equation.
4 + -4 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

Subproblem 2
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
Solution
x = {4, 5}

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