(4X-3)(4X+3)+2X(3-8X)=7X-2

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Solution for (4X-3)(4X+3)+2X(3-8X)=7X-2 equation:


Simplifying
(4X + -3)(4X + 3) + 2X(3 + -8X) = 7X + -2

Reorder the terms:
(-3 + 4X)(4X + 3) + 2X(3 + -8X) = 7X + -2

Reorder the terms:
(-3 + 4X)(3 + 4X) + 2X(3 + -8X) = 7X + -2

Multiply (-3 + 4X) * (3 + 4X)
(-3(3 + 4X) + 4X * (3 + 4X)) + 2X(3 + -8X) = 7X + -2
((3 * -3 + 4X * -3) + 4X * (3 + 4X)) + 2X(3 + -8X) = 7X + -2
((-9 + -12X) + 4X * (3 + 4X)) + 2X(3 + -8X) = 7X + -2
(-9 + -12X + (3 * 4X + 4X * 4X)) + 2X(3 + -8X) = 7X + -2
(-9 + -12X + (12X + 16X2)) + 2X(3 + -8X) = 7X + -2

Combine like terms: -12X + 12X = 0
(-9 + 0 + 16X2) + 2X(3 + -8X) = 7X + -2
(-9 + 16X2) + 2X(3 + -8X) = 7X + -2
-9 + 16X2 + (3 * 2X + -8X * 2X) = 7X + -2
-9 + 16X2 + (6X + -16X2) = 7X + -2

Reorder the terms:
-9 + 6X + 16X2 + -16X2 = 7X + -2

Combine like terms: 16X2 + -16X2 = 0
-9 + 6X + 0 = 7X + -2
-9 + 6X = 7X + -2

Reorder the terms:
-9 + 6X = -2 + 7X

Solving
-9 + 6X = -2 + 7X

Solving for variable 'X'.

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

Add '-7X' to each side of the equation.
-9 + 6X + -7X = -2 + 7X + -7X

Combine like terms: 6X + -7X = -1X
-9 + -1X = -2 + 7X + -7X

Combine like terms: 7X + -7X = 0
-9 + -1X = -2 + 0
-9 + -1X = -2

Add '9' to each side of the equation.
-9 + 9 + -1X = -2 + 9

Combine like terms: -9 + 9 = 0
0 + -1X = -2 + 9
-1X = -2 + 9

Combine like terms: -2 + 9 = 7
-1X = 7

Divide each side by '-1'.
X = -7

Simplifying
X = -7

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