3x^2-5r-1=0

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Solution for 3x^2-5r-1=0 equation:


Simplifying
3x2 + -5r + -1 = 0

Reorder the terms:
-1 + -5r + 3x2 = 0

Solving
-1 + -5r + 3x2 = 0

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + -5r + 1 + 3x2 = 0 + 1

Reorder the terms:
-1 + 1 + -5r + 3x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -5r + 3x2 = 0 + 1
-5r + 3x2 = 0 + 1

Combine like terms: 0 + 1 = 1
-5r + 3x2 = 1

Add '-3x2' to each side of the equation.
-5r + 3x2 + -3x2 = 1 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-5r + 0 = 1 + -3x2
-5r = 1 + -3x2

Divide each side by '-5'.
r = -0.2 + 0.6x2

Simplifying
r = -0.2 + 0.6x2

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