(10y-2)=(x^2-9)

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Solution for (10y-2)=(x^2-9) equation:


Simplifying
(10y + -2) = (x2 + -9)

Reorder the terms:
(-2 + 10y) = (x2 + -9)

Remove parenthesis around (-2 + 10y)
-2 + 10y = (x2 + -9)

Reorder the terms:
-2 + 10y = (-9 + x2)

Remove parenthesis around (-9 + x2)
-2 + 10y = -9 + x2

Solving
-2 + 10y = -9 + x2

Solving for variable 'y'.

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

Add '2' to each side of the equation.
-2 + 2 + 10y = -9 + 2 + x2

Combine like terms: -2 + 2 = 0
0 + 10y = -9 + 2 + x2
10y = -9 + 2 + x2

Combine like terms: -9 + 2 = -7
10y = -7 + x2

Divide each side by '10'.
y = -0.7 + 0.1x2

Simplifying
y = -0.7 + 0.1x2

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