R^2+3r-13=5

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Solution for R^2+3r-13=5 equation:


Simplifying
R2 + 3r + -13 = 5

Reorder the terms:
-13 + R2 + 3r = 5

Solving
-13 + R2 + 3r = 5

Solving for variable 'R'.

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

Add '13' to each side of the equation.
-13 + R2 + 13 + 3r = 5 + 13

Reorder the terms:
-13 + 13 + R2 + 3r = 5 + 13

Combine like terms: -13 + 13 = 0
0 + R2 + 3r = 5 + 13
R2 + 3r = 5 + 13

Combine like terms: 5 + 13 = 18
R2 + 3r = 18

Add '-3r' to each side of the equation.
R2 + 3r + -3r = 18 + -3r

Combine like terms: 3r + -3r = 0
R2 + 0 = 18 + -3r
R2 = 18 + -3r

Simplifying
R2 = 18 + -3r

Reorder the terms:
-18 + R2 + 3r = 18 + -3r + -18 + 3r

Reorder the terms:
-18 + R2 + 3r = 18 + -18 + -3r + 3r

Combine like terms: 18 + -18 = 0
-18 + R2 + 3r = 0 + -3r + 3r
-18 + R2 + 3r = -3r + 3r

Combine like terms: -3r + 3r = 0
-18 + R2 + 3r = 0

The solution to this equation could not be determined.

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