-42x^3-7x^2=

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Solution for -42x^3-7x^2= equation:


Simplifying
-42x3 + -7x2 = 0

Reorder the terms:
-7x2 + -42x3 = 0

Solving
-7x2 + -42x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-7x2'.
-7x2(1 + 6x) = 0

Ignore the factor -7.

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 '(1 + 6x)' equal to zero and attempt to solve: Simplifying 1 + 6x = 0 Solving 1 + 6x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 6x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 6x = 0 + -1 6x = 0 + -1 Combine like terms: 0 + -1 = -1 6x = -1 Divide each side by '6'. x = -0.1666666667 Simplifying x = -0.1666666667

Solution

x = {0, -0.1666666667}

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