(-3x+1)2-9(2x+7)2=0

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Solution for (-3x+1)2-9(2x+7)2=0 equation:


Simplifying
(-3x + 1) * 2 + -9(2x + 7) * 2 = 0

Reorder the terms:
(1 + -3x) * 2 + -9(2x + 7) * 2 = 0

Reorder the terms for easier multiplication:
2(1 + -3x) + -9(2x + 7) * 2 = 0
(1 * 2 + -3x * 2) + -9(2x + 7) * 2 = 0
(2 + -6x) + -9(2x + 7) * 2 = 0

Reorder the terms:
2 + -6x + -9(7 + 2x) * 2 = 0

Reorder the terms for easier multiplication:
2 + -6x + -9 * 2(7 + 2x) = 0

Multiply -9 * 2
2 + -6x + -18(7 + 2x) = 0
2 + -6x + (7 * -18 + 2x * -18) = 0
2 + -6x + (-126 + -36x) = 0

Reorder the terms:
2 + -126 + -6x + -36x = 0

Combine like terms: 2 + -126 = -124
-124 + -6x + -36x = 0

Combine like terms: -6x + -36x = -42x
-124 + -42x = 0

Solving
-124 + -42x = 0

Solving for variable 'x'.

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

Add '124' to each side of the equation.
-124 + 124 + -42x = 0 + 124

Combine like terms: -124 + 124 = 0
0 + -42x = 0 + 124
-42x = 0 + 124

Combine like terms: 0 + 124 = 124
-42x = 124

Divide each side by '-42'.
x = -2.952380952

Simplifying
x = -2.952380952

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