4X^2-4X-284=4

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Solution for 4X^2-4X-284=4 equation:


Simplifying
4X2 + -4X + -284 = 4

Reorder the terms:
-284 + -4X + 4X2 = 4

Solving
-284 + -4X + 4X2 = 4

Solving for variable 'X'.

Reorder the terms:
-284 + -4 + -4X + 4X2 = 4 + -4

Combine like terms: -284 + -4 = -288
-288 + -4X + 4X2 = 4 + -4

Combine like terms: 4 + -4 = 0
-288 + -4X + 4X2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-72 + -1X + X2) = 0

Factor a trinomial.
4((-8 + -1X)(9 + -1X)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-8 + -1X)' equal to zero and attempt to solve: Simplifying -8 + -1X = 0 Solving -8 + -1X = 0 Move all terms containing X to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1X = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1X = 0 + 8 -1X = 0 + 8 Combine like terms: 0 + 8 = 8 -1X = 8 Divide each side by '-1'. X = -8 Simplifying X = -8

Subproblem 2

Set the factor '(9 + -1X)' equal to zero and attempt to solve: Simplifying 9 + -1X = 0 Solving 9 + -1X = 0 Move all terms containing X to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1X = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1X = 0 + -9 -1X = 0 + -9 Combine like terms: 0 + -9 = -9 -1X = -9 Divide each side by '-1'. X = 9 Simplifying X = 9

Solution

X = {-8, 9}

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