7r^2=-22r+24

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Solution for 7r^2=-22r+24 equation:


Simplifying
7r2 = -22r + 24

Reorder the terms:
7r2 = 24 + -22r

Solving
7r2 = 24 + -22r

Solving for variable 'r'.

Reorder the terms:
-24 + 22r + 7r2 = 24 + -22r + -24 + 22r

Reorder the terms:
-24 + 22r + 7r2 = 24 + -24 + -22r + 22r

Combine like terms: 24 + -24 = 0
-24 + 22r + 7r2 = 0 + -22r + 22r
-24 + 22r + 7r2 = -22r + 22r

Combine like terms: -22r + 22r = 0
-24 + 22r + 7r2 = 0

Factor a trinomial.
(-4 + -1r)(6 + -7r) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(6 + -7r)' equal to zero and attempt to solve: Simplifying 6 + -7r = 0 Solving 6 + -7r = 0 Move all terms containing r to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -7r = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -7r = 0 + -6 -7r = 0 + -6 Combine like terms: 0 + -6 = -6 -7r = -6 Divide each side by '-7'. r = 0.8571428571 Simplifying r = 0.8571428571

Solution

r = {-4, 0.8571428571}

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