28x^2-68x=48

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Solution for 28x^2-68x=48 equation:


Simplifying
28x2 + -68x = 48

Reorder the terms:
-68x + 28x2 = 48

Solving
-68x + 28x2 = 48

Solving for variable 'x'.

Reorder the terms:
-48 + -68x + 28x2 = 48 + -48

Combine like terms: 48 + -48 = 0
-48 + -68x + 28x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-12 + -17x + 7x2) = 0

Factor a trinomial.
4((-4 + -7x)(3 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-4 + -7x)' equal to zero and attempt to solve: Simplifying -4 + -7x = 0 Solving -4 + -7x = 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 + -7x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -7x = 0 + 4 -7x = 0 + 4 Combine like terms: 0 + 4 = 4 -7x = 4 Divide each side by '-7'. x = -0.5714285714 Simplifying x = -0.5714285714

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-0.5714285714, 3}

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