6r^2-13r+7=0

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Solution for 6r^2-13r+7=0 equation:


Simplifying
6r2 + -13r + 7 = 0

Reorder the terms:
7 + -13r + 6r2 = 0

Solving
7 + -13r + 6r2 = 0

Solving for variable 'r'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -6r)' equal to zero and attempt to solve: Simplifying 7 + -6r = 0 Solving 7 + -6r = 0 Move all terms containing r to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -6r = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -6r = 0 + -7 -6r = 0 + -7 Combine like terms: 0 + -7 = -7 -6r = -7 Divide each side by '-6'. r = 1.166666667 Simplifying r = 1.166666667

Solution

r = {1, 1.166666667}

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