2(8x^2-25x-28)=

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Solution for 2(8x^2-25x-28)= equation:


Simplifying
2(8x2 + -25x + -28) = 0

Reorder the terms:
2(-28 + -25x + 8x2) = 0
(-28 * 2 + -25x * 2 + 8x2 * 2) = 0
(-56 + -50x + 16x2) = 0

Solving
-56 + -50x + 16x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-28 + -25x + 8x2) = 0

Factor a trinomial.
2((-7 + -8x)(4 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-7 + -8x)' equal to zero and attempt to solve: Simplifying -7 + -8x = 0 Solving -7 + -8x = 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 + -8x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -8x = 0 + 7 -8x = 0 + 7 Combine like terms: 0 + 7 = 7 -8x = 7 Divide each side by '-8'. x = -0.875 Simplifying x = -0.875

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-0.875, 4}

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