(3-2x)(3x-5)-3[10-x(2x+1)]=0

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Solution for (3-2x)(3x-5)-3[10-x(2x+1)]=0 equation:


Simplifying
(3 + -2x)(3x + -5) + -3[10 + -1x(2x + 1)] = 0

Reorder the terms:
(3 + -2x)(-5 + 3x) + -3[10 + -1x(2x + 1)] = 0

Multiply (3 + -2x) * (-5 + 3x)
(3(-5 + 3x) + -2x * (-5 + 3x)) + -3[10 + -1x(2x + 1)] = 0
((-5 * 3 + 3x * 3) + -2x * (-5 + 3x)) + -3[10 + -1x(2x + 1)] = 0
((-15 + 9x) + -2x * (-5 + 3x)) + -3[10 + -1x(2x + 1)] = 0
(-15 + 9x + (-5 * -2x + 3x * -2x)) + -3[10 + -1x(2x + 1)] = 0
(-15 + 9x + (10x + -6x2)) + -3[10 + -1x(2x + 1)] = 0

Combine like terms: 9x + 10x = 19x
(-15 + 19x + -6x2) + -3[10 + -1x(2x + 1)] = 0

Reorder the terms:
-15 + 19x + -6x2 + -3[10 + -1x(1 + 2x)] = 0
-15 + 19x + -6x2 + -3[10 + (1 * -1x + 2x * -1x)] = 0
-15 + 19x + -6x2 + -3[10 + (-1x + -2x2)] = 0
-15 + 19x + -6x2 + [10 * -3 + -1x * -3 + -2x2 * -3] = 0
-15 + 19x + -6x2 + [-30 + 3x + 6x2] = 0

Reorder the terms:
-15 + -30 + 19x + 3x + -6x2 + 6x2 = 0

Combine like terms: -15 + -30 = -45
-45 + 19x + 3x + -6x2 + 6x2 = 0

Combine like terms: 19x + 3x = 22x
-45 + 22x + -6x2 + 6x2 = 0

Combine like terms: -6x2 + 6x2 = 0
-45 + 22x + 0 = 0
-45 + 22x = 0

Solving
-45 + 22x = 0

Solving for variable 'x'.

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

Add '45' to each side of the equation.
-45 + 45 + 22x = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 22x = 0 + 45
22x = 0 + 45

Combine like terms: 0 + 45 = 45
22x = 45

Divide each side by '22'.
x = 2.045454545

Simplifying
x = 2.045454545

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