=6x(7+5x)

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Solution for =6x(7+5x) equation:


Simplifying
0 = 6x(7 + 5x)
0 = (7 * 6x + 5x * 6x)
0 = (42x + 30x2)

Solving
0 = 42x + 30x2

Solving for variable 'x'.
Remove the zero:
-42x + -30x2 = 42x + 30x2 + -42x + -30x2

Reorder the terms:
-42x + -30x2 = 42x + -42x + 30x2 + -30x2

Combine like terms: 42x + -42x = 0
-42x + -30x2 = 0 + 30x2 + -30x2
-42x + -30x2 = 30x2 + -30x2

Combine like terms: 30x2 + -30x2 = 0
-42x + -30x2 = 0

Factor out the Greatest Common Factor (GCF), '-6x'.
-6x(7 + 5x) = 0

Ignore the factor -6.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(7 + 5x)' equal to zero and attempt to solve: Simplifying 7 + 5x = 0 Solving 7 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 5x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 5x = 0 + -7 5x = 0 + -7 Combine like terms: 0 + -7 = -7 5x = -7 Divide each side by '5'. x = -1.4 Simplifying x = -1.4

Solution

x = {0, -1.4}

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