4x^2=19x+30

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Solution for 4x^2=19x+30 equation:


Simplifying
4x2 = 19x + 30

Reorder the terms:
4x2 = 30 + 19x

Solving
4x2 = 30 + 19x

Solving for variable 'x'.

Reorder the terms:
-30 + -19x + 4x2 = 30 + 19x + -30 + -19x

Reorder the terms:
-30 + -19x + 4x2 = 30 + -30 + 19x + -19x

Combine like terms: 30 + -30 = 0
-30 + -19x + 4x2 = 0 + 19x + -19x
-30 + -19x + 4x2 = 19x + -19x

Combine like terms: 19x + -19x = 0
-30 + -19x + 4x2 = 0

Factor a trinomial.
(-5 + -4x)(6 + -1x) = 0

Subproblem 1

Set the factor '(-5 + -4x)' equal to zero and attempt to solve: Simplifying -5 + -4x = 0 Solving -5 + -4x = 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 + -4x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -4x = 0 + 5 -4x = 0 + 5 Combine like terms: 0 + 5 = 5 -4x = 5 Divide each side by '-4'. x = -1.25 Simplifying x = -1.25

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-1.25, 6}

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