35r^2-65r+2=-6-4r

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Solution for 35r^2-65r+2=-6-4r equation:


Simplifying
35r2 + -65r + 2 = -6 + -4r

Reorder the terms:
2 + -65r + 35r2 = -6 + -4r

Solving
2 + -65r + 35r2 = -6 + -4r

Solving for variable 'r'.

Reorder the terms:
2 + 6 + -65r + 4r + 35r2 = -6 + -4r + 6 + 4r

Combine like terms: 2 + 6 = 8
8 + -65r + 4r + 35r2 = -6 + -4r + 6 + 4r

Combine like terms: -65r + 4r = -61r
8 + -61r + 35r2 = -6 + -4r + 6 + 4r

Reorder the terms:
8 + -61r + 35r2 = -6 + 6 + -4r + 4r

Combine like terms: -6 + 6 = 0
8 + -61r + 35r2 = 0 + -4r + 4r
8 + -61r + 35r2 = -4r + 4r

Combine like terms: -4r + 4r = 0
8 + -61r + 35r2 = 0

Factor a trinomial.
(1 + -7r)(8 + -5r) = 0

Subproblem 1

Set the factor '(1 + -7r)' equal to zero and attempt to solve: Simplifying 1 + -7r = 0 Solving 1 + -7r = 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 + -7r = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -7r = 0 + -1 -7r = 0 + -1 Combine like terms: 0 + -1 = -1 -7r = -1 Divide each side by '-7'. r = 0.1428571429 Simplifying r = 0.1428571429

Subproblem 2

Set the factor '(8 + -5r)' equal to zero and attempt to solve: Simplifying 8 + -5r = 0 Solving 8 + -5r = 0 Move all terms containing r to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -5r = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -5r = 0 + -8 -5r = 0 + -8 Combine like terms: 0 + -8 = -8 -5r = -8 Divide each side by '-5'. r = 1.6 Simplifying r = 1.6

Solution

r = {0.1428571429, 1.6}

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