(x-3)(x+3)+(2+x)(2-x)=

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


Simplifying
(x + -3)(x + 3) + (2 + x)(2 + -1x) = 0

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

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

Multiply (-3 + x) * (3 + x)
(-3(3 + x) + x(3 + x)) + (2 + x)(2 + -1x) = 0
((3 * -3 + x * -3) + x(3 + x)) + (2 + x)(2 + -1x) = 0
((-9 + -3x) + x(3 + x)) + (2 + x)(2 + -1x) = 0
(-9 + -3x + (3 * x + x * x)) + (2 + x)(2 + -1x) = 0
(-9 + -3x + (3x + x2)) + (2 + x)(2 + -1x) = 0

Combine like terms: -3x + 3x = 0
(-9 + 0 + x2) + (2 + x)(2 + -1x) = 0
(-9 + x2) + (2 + x)(2 + -1x) = 0

Multiply (2 + x) * (2 + -1x)
-9 + x2 + (2(2 + -1x) + x(2 + -1x)) = 0
-9 + x2 + ((2 * 2 + -1x * 2) + x(2 + -1x)) = 0
-9 + x2 + ((4 + -2x) + x(2 + -1x)) = 0
-9 + x2 + (4 + -2x + (2 * x + -1x * x)) = 0
-9 + x2 + (4 + -2x + (2x + -1x2)) = 0

Combine like terms: -2x + 2x = 0
-9 + x2 + (4 + 0 + -1x2) = 0
-9 + x2 + (4 + -1x2) = 0

Reorder the terms:
-9 + 4 + x2 + -1x2 = 0

Combine like terms: -9 + 4 = -5
-5 + x2 + -1x2 = 0

Combine like terms: x2 + -1x2 = 0
-5 + 0 = 0
-5 = 0

Solving
-5 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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