(6x^3+4x^2)+(2x^3+8x^2)=

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Solution for (6x^3+4x^2)+(2x^3+8x^2)= equation:


Simplifying
(6x3 + 4x2) + (2x3 + 8x2) = 0

Reorder the terms:
(4x2 + 6x3) + (2x3 + 8x2) = 0

Remove parenthesis around (4x2 + 6x3)
4x2 + 6x3 + (2x3 + 8x2) = 0

Reorder the terms:
4x2 + 6x3 + (8x2 + 2x3) = 0

Remove parenthesis around (8x2 + 2x3)
4x2 + 6x3 + 8x2 + 2x3 = 0

Reorder the terms:
4x2 + 8x2 + 6x3 + 2x3 = 0

Combine like terms: 4x2 + 8x2 = 12x2
12x2 + 6x3 + 2x3 = 0

Combine like terms: 6x3 + 2x3 = 8x3
12x2 + 8x3 = 0

Solving
12x2 + 8x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4x2'.
4x2(3 + 2x) = 0

Ignore the factor 4.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Solution

x = {0, -1.5}

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