(8-3x)*(8-3x)+(5-4x)*(5-4x)-6=(9-5x)*(9-5x)+20x-4

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Solution for (8-3x)*(8-3x)+(5-4x)*(5-4x)-6=(9-5x)*(9-5x)+20x-4 equation:


Simplifying
(8 + -3x)(8 + -3x) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4

Multiply (8 + -3x) * (8 + -3x)
(8(8 + -3x) + -3x * (8 + -3x)) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
((8 * 8 + -3x * 8) + -3x * (8 + -3x)) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
((64 + -24x) + -3x * (8 + -3x)) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
(64 + -24x + (8 * -3x + -3x * -3x)) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
(64 + -24x + (-24x + 9x2)) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: -24x + -24x = -48x
(64 + -48x + 9x2) + (5 + -4x)(5 + -4x) + -6 = (9 + -5x)(9 + -5x) + 20x + -4

Multiply (5 + -4x) * (5 + -4x)
64 + -48x + 9x2 + (5(5 + -4x) + -4x * (5 + -4x)) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
64 + -48x + 9x2 + ((5 * 5 + -4x * 5) + -4x * (5 + -4x)) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
64 + -48x + 9x2 + ((25 + -20x) + -4x * (5 + -4x)) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
64 + -48x + 9x2 + (25 + -20x + (5 * -4x + -4x * -4x)) + -6 = (9 + -5x)(9 + -5x) + 20x + -4
64 + -48x + 9x2 + (25 + -20x + (-20x + 16x2)) + -6 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: -20x + -20x = -40x
64 + -48x + 9x2 + (25 + -40x + 16x2) + -6 = (9 + -5x)(9 + -5x) + 20x + -4

Reorder the terms:
64 + 25 + -6 + -48x + -40x + 9x2 + 16x2 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: 64 + 25 = 89
89 + -6 + -48x + -40x + 9x2 + 16x2 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: 89 + -6 = 83
83 + -48x + -40x + 9x2 + 16x2 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: -48x + -40x = -88x
83 + -88x + 9x2 + 16x2 = (9 + -5x)(9 + -5x) + 20x + -4

Combine like terms: 9x2 + 16x2 = 25x2
83 + -88x + 25x2 = (9 + -5x)(9 + -5x) + 20x + -4

Multiply (9 + -5x) * (9 + -5x)
83 + -88x + 25x2 = (9(9 + -5x) + -5x * (9 + -5x)) + 20x + -4
83 + -88x + 25x2 = ((9 * 9 + -5x * 9) + -5x * (9 + -5x)) + 20x + -4
83 + -88x + 25x2 = ((81 + -45x) + -5x * (9 + -5x)) + 20x + -4
83 + -88x + 25x2 = (81 + -45x + (9 * -5x + -5x * -5x)) + 20x + -4
83 + -88x + 25x2 = (81 + -45x + (-45x + 25x2)) + 20x + -4

Combine like terms: -45x + -45x = -90x
83 + -88x + 25x2 = (81 + -90x + 25x2) + 20x + -4

Reorder the terms:
83 + -88x + 25x2 = 81 + -4 + -90x + 20x + 25x2

Combine like terms: 81 + -4 = 77
83 + -88x + 25x2 = 77 + -90x + 20x + 25x2

Combine like terms: -90x + 20x = -70x
83 + -88x + 25x2 = 77 + -70x + 25x2

Add '-25x2' to each side of the equation.
83 + -88x + 25x2 + -25x2 = 77 + -70x + 25x2 + -25x2

Combine like terms: 25x2 + -25x2 = 0
83 + -88x + 0 = 77 + -70x + 25x2 + -25x2
83 + -88x = 77 + -70x + 25x2 + -25x2

Combine like terms: 25x2 + -25x2 = 0
83 + -88x = 77 + -70x + 0
83 + -88x = 77 + -70x

Solving
83 + -88x = 77 + -70x

Solving for variable 'x'.

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

Add '70x' to each side of the equation.
83 + -88x + 70x = 77 + -70x + 70x

Combine like terms: -88x + 70x = -18x
83 + -18x = 77 + -70x + 70x

Combine like terms: -70x + 70x = 0
83 + -18x = 77 + 0
83 + -18x = 77

Add '-83' to each side of the equation.
83 + -83 + -18x = 77 + -83

Combine like terms: 83 + -83 = 0
0 + -18x = 77 + -83
-18x = 77 + -83

Combine like terms: 77 + -83 = -6
-18x = -6

Divide each side by '-18'.
x = 0.3333333333

Simplifying
x = 0.3333333333

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