(5x-3)(2x+7)+(2x-7)(3-5x)=0

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Solution for (5x-3)(2x+7)+(2x-7)(3-5x)=0 equation:


Simplifying
(5x + -3)(2x + 7) + (2x + -7)(3 + -5x) = 0

Reorder the terms:
(-3 + 5x)(2x + 7) + (2x + -7)(3 + -5x) = 0

Reorder the terms:
(-3 + 5x)(7 + 2x) + (2x + -7)(3 + -5x) = 0

Multiply (-3 + 5x) * (7 + 2x)
(-3(7 + 2x) + 5x * (7 + 2x)) + (2x + -7)(3 + -5x) = 0
((7 * -3 + 2x * -3) + 5x * (7 + 2x)) + (2x + -7)(3 + -5x) = 0
((-21 + -6x) + 5x * (7 + 2x)) + (2x + -7)(3 + -5x) = 0
(-21 + -6x + (7 * 5x + 2x * 5x)) + (2x + -7)(3 + -5x) = 0
(-21 + -6x + (35x + 10x2)) + (2x + -7)(3 + -5x) = 0

Combine like terms: -6x + 35x = 29x
(-21 + 29x + 10x2) + (2x + -7)(3 + -5x) = 0

Reorder the terms:
-21 + 29x + 10x2 + (-7 + 2x)(3 + -5x) = 0

Multiply (-7 + 2x) * (3 + -5x)
-21 + 29x + 10x2 + (-7(3 + -5x) + 2x * (3 + -5x)) = 0
-21 + 29x + 10x2 + ((3 * -7 + -5x * -7) + 2x * (3 + -5x)) = 0
-21 + 29x + 10x2 + ((-21 + 35x) + 2x * (3 + -5x)) = 0
-21 + 29x + 10x2 + (-21 + 35x + (3 * 2x + -5x * 2x)) = 0
-21 + 29x + 10x2 + (-21 + 35x + (6x + -10x2)) = 0

Combine like terms: 35x + 6x = 41x
-21 + 29x + 10x2 + (-21 + 41x + -10x2) = 0

Reorder the terms:
-21 + -21 + 29x + 41x + 10x2 + -10x2 = 0

Combine like terms: -21 + -21 = -42
-42 + 29x + 41x + 10x2 + -10x2 = 0

Combine like terms: 29x + 41x = 70x
-42 + 70x + 10x2 + -10x2 = 0

Combine like terms: 10x2 + -10x2 = 0
-42 + 70x + 0 = 0
-42 + 70x = 0

Solving
-42 + 70x = 0

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 70x = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 70x = 0 + 42
70x = 0 + 42

Combine like terms: 0 + 42 = 42
70x = 42

Divide each side by '70'.
x = 0.6

Simplifying
x = 0.6

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