4x^2+3x-14=21-20x

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Solution for 4x^2+3x-14=21-20x equation: 


Simplifying
4x2 + 3x + -14 = 21 + -20x

Reorder the terms:
-14 + 3x + 4x2 = 21 + -20x

Solving
-14 + 3x + 4x2 = 21 + -20x

Solving for variable 'x'.

Reorder the terms:
-14 + -21 + 3x + 20x + 4x2 = 21 + -20x + -21 + 20x

Combine like terms: -14 + -21 = -35
-35 + 3x + 20x + 4x2 = 21 + -20x + -21 + 20x

Combine like terms: 3x + 20x = 23x
-35 + 23x + 4x2 = 21 + -20x + -21 + 20x

Reorder the terms:
-35 + 23x + 4x2 = 21 + -21 + -20x + 20x

Combine like terms: 21 + -21 = 0
-35 + 23x + 4x2 = 0 + -20x + 20x
-35 + 23x + 4x2 = -20x + 20x

Combine like terms: -20x + 20x = 0
-35 + 23x + 4x2 = 0

Factor a trinomial.
(-7 + -1x)(5 + -4x) = 0


Subproblem 1
Set the factor '(-7 + -1x)' equal to zero and attempt to solve:

Simplifying
-7 + -1x = 0

Solving
-7 + -1x = 0

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

Add '7' to each side of the equation.
-7 + 7 + -1x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = 0 + 7
-1x = 0 + 7

Combine like terms: 0 + 7 = 7
-1x = 7

Divide each side by '-1'.
x = -7

Simplifying
x = -7

Subproblem 2
Set the factor '(5 + -4x)' equal to zero and attempt to solve:

Simplifying
5 + -4x = 0

Solving
5 + -4x = 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 + -4x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -4x = 0 + -5
-4x = 0 + -5

Combine like terms: 0 + -5 = -5
-4x = -5

Divide each side by '-4'.
x = 1.25

Simplifying
x = 1.25
Solution
x = {-7, 1.25}

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