4z^2+4z=48

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Solution for 4z^2+4z=48 equation:


Simplifying
4z2 + 4z = 48

Reorder the terms:
4z + 4z2 = 48

Solving
4z + 4z2 = 48

Solving for variable 'z'.

Reorder the terms:
-48 + 4z + 4z2 = 48 + -48

Combine like terms: 48 + -48 = 0
-48 + 4z + 4z2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-12 + z + z2) = 0

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

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

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

Solution

z = {-4, 3}

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