(2x+10)(2x-3)=4x^2-14

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Solution for (2x+10)(2x-3)=4x^2-14 equation:


Simplifying
(2x + 10)(2x + -3) = 4x2 + -14

Reorder the terms:
(10 + 2x)(2x + -3) = 4x2 + -14

Reorder the terms:
(10 + 2x)(-3 + 2x) = 4x2 + -14

Multiply (10 + 2x) * (-3 + 2x)
(10(-3 + 2x) + 2x * (-3 + 2x)) = 4x2 + -14
((-3 * 10 + 2x * 10) + 2x * (-3 + 2x)) = 4x2 + -14
((-30 + 20x) + 2x * (-3 + 2x)) = 4x2 + -14
(-30 + 20x + (-3 * 2x + 2x * 2x)) = 4x2 + -14
(-30 + 20x + (-6x + 4x2)) = 4x2 + -14

Combine like terms: 20x + -6x = 14x
(-30 + 14x + 4x2) = 4x2 + -14

Reorder the terms:
-30 + 14x + 4x2 = -14 + 4x2

Add '-4x2' to each side of the equation.
-30 + 14x + 4x2 + -4x2 = -14 + 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-30 + 14x + 0 = -14 + 4x2 + -4x2
-30 + 14x = -14 + 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-30 + 14x = -14 + 0
-30 + 14x = -14

Solving
-30 + 14x = -14

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 14x = -14 + 30

Combine like terms: -30 + 30 = 0
0 + 14x = -14 + 30
14x = -14 + 30

Combine like terms: -14 + 30 = 16
14x = 16

Divide each side by '14'.
x = 1.142857143

Simplifying
x = 1.142857143

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