7n^2-14r=-7

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Solution for 7n^2-14r=-7 equation:


Simplifying
7n2 + -14r = -7

Solving
7n2 + -14r = -7

Solving for variable 'n'.

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

Add '14r' to each side of the equation.
7n2 + -14r + 14r = -7 + 14r

Combine like terms: -14r + 14r = 0
7n2 + 0 = -7 + 14r
7n2 = -7 + 14r

Divide each side by '7'.
n2 = -1 + 2r

Simplifying
n2 = -1 + 2r

Reorder the terms:
1 + n2 + -2r = -1 + 2r + 1 + -2r

Reorder the terms:
1 + n2 + -2r = -1 + 1 + 2r + -2r

Combine like terms: -1 + 1 = 0
1 + n2 + -2r = 0 + 2r + -2r
1 + n2 + -2r = 2r + -2r

Combine like terms: 2r + -2r = 0
1 + n2 + -2r = 0

The solution to this equation could not be determined.

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