(4+3x)(4-3x)=

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Solution for (4+3x)(4-3x)= equation:


Simplifying
(4 + 3x)(4 + -3x) = 0

Multiply (4 + 3x) * (4 + -3x)
(4(4 + -3x) + 3x * (4 + -3x)) = 0
((4 * 4 + -3x * 4) + 3x * (4 + -3x)) = 0
((16 + -12x) + 3x * (4 + -3x)) = 0
(16 + -12x + (4 * 3x + -3x * 3x)) = 0
(16 + -12x + (12x + -9x2)) = 0

Combine like terms: -12x + 12x = 0
(16 + 0 + -9x2) = 0
(16 + -9x2) = 0

Solving
16 + -9x2 = 0

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + -9x2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -9x2 = 0 + -16
-9x2 = 0 + -16

Combine like terms: 0 + -16 = -16
-9x2 = -16

Divide each side by '-9'.
x2 = 1.777777778

Simplifying
x2 = 1.777777778

Take the square root of each side:
x = {-1.333333333, 1.333333333}

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