14X^2+21X-35=0

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Solution for 14X^2+21X-35=0 equation:


Simplifying
14X2 + 21X + -35 = 0

Reorder the terms:
-35 + 21X + 14X2 = 0

Solving
-35 + 21X + 14X2 = 0

Solving for variable 'X'.

Factor out the Greatest Common Factor (GCF), '7'.
7(-5 + 3X + 2X2) = 0

Factor a trinomial.
7((-5 + -2X)(1 + -1X)) = 0

Ignore the factor 7.

Subproblem 1

Set the factor '(-5 + -2X)' equal to zero and attempt to solve: Simplifying -5 + -2X = 0 Solving -5 + -2X = 0 Move all terms containing X to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -2X = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -2X = 0 + 5 -2X = 0 + 5 Combine like terms: 0 + 5 = 5 -2X = 5 Divide each side by '-2'. X = -2.5 Simplifying X = -2.5

Subproblem 2

Set the factor '(1 + -1X)' equal to zero and attempt to solve: Simplifying 1 + -1X = 0 Solving 1 + -1X = 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 + -1X = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1X = 0 + -1 -1X = 0 + -1 Combine like terms: 0 + -1 = -1 -1X = -1 Divide each side by '-1'. X = 1 Simplifying X = 1

Solution

X = {-2.5, 1}

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