2r^2-19v+42=0

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Solution for 2r^2-19v+42=0 equation:


Simplifying
2r2 + -19v + 42 = 0

Reorder the terms:
42 + 2r2 + -19v = 0

Solving
42 + 2r2 + -19v = 0

Solving for variable 'r'.

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

Add '-42' to each side of the equation.
42 + 2r2 + -42 + -19v = 0 + -42

Reorder the terms:
42 + -42 + 2r2 + -19v = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 2r2 + -19v = 0 + -42
2r2 + -19v = 0 + -42

Combine like terms: 0 + -42 = -42
2r2 + -19v = -42

Add '19v' to each side of the equation.
2r2 + -19v + 19v = -42 + 19v

Combine like terms: -19v + 19v = 0
2r2 + 0 = -42 + 19v
2r2 = -42 + 19v

Divide each side by '2'.
r2 = -21 + 9.5v

Simplifying
r2 = -21 + 9.5v

Reorder the terms:
21 + r2 + -9.5v = -21 + 9.5v + 21 + -9.5v

Reorder the terms:
21 + r2 + -9.5v = -21 + 21 + 9.5v + -9.5v

Combine like terms: -21 + 21 = 0
21 + r2 + -9.5v = 0 + 9.5v + -9.5v
21 + r2 + -9.5v = 9.5v + -9.5v

Combine like terms: 9.5v + -9.5v = 0.0
21 + r2 + -9.5v = 0.0

The solution to this equation could not be determined.

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