(5-2x)(5+2x)+4x(x-1)=17x

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Solution for (5-2x)(5+2x)+4x(x-1)=17x equation:


Simplifying
(5 + -2x)(5 + 2x) + 4x(x + -1) = 17x

Multiply (5 + -2x) * (5 + 2x)
(5(5 + 2x) + -2x * (5 + 2x)) + 4x(x + -1) = 17x
((5 * 5 + 2x * 5) + -2x * (5 + 2x)) + 4x(x + -1) = 17x
((25 + 10x) + -2x * (5 + 2x)) + 4x(x + -1) = 17x
(25 + 10x + (5 * -2x + 2x * -2x)) + 4x(x + -1) = 17x
(25 + 10x + (-10x + -4x2)) + 4x(x + -1) = 17x

Combine like terms: 10x + -10x = 0
(25 + 0 + -4x2) + 4x(x + -1) = 17x
(25 + -4x2) + 4x(x + -1) = 17x

Reorder the terms:
25 + -4x2 + 4x(-1 + x) = 17x
25 + -4x2 + (-1 * 4x + x * 4x) = 17x
25 + -4x2 + (-4x + 4x2) = 17x

Reorder the terms:
25 + -4x + -4x2 + 4x2 = 17x

Combine like terms: -4x2 + 4x2 = 0
25 + -4x + 0 = 17x
25 + -4x = 17x

Solving
25 + -4x = 17x

Solving for variable 'x'.

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

Add '-17x' to each side of the equation.
25 + -4x + -17x = 17x + -17x

Combine like terms: -4x + -17x = -21x
25 + -21x = 17x + -17x

Combine like terms: 17x + -17x = 0
25 + -21x = 0

Add '-25' to each side of the equation.
25 + -25 + -21x = 0 + -25

Combine like terms: 25 + -25 = 0
0 + -21x = 0 + -25
-21x = 0 + -25

Combine like terms: 0 + -25 = -25
-21x = -25

Divide each side by '-21'.
x = 1.19047619

Simplifying
x = 1.19047619

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