10a^2-10=630

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Solution for 10a^2-10=630 equation: 


Simplifying
10a2 + -10 = 630

Reorder the terms:
-10 + 10a2 = 630

Solving
-10 + 10a2 = 630

Solving for variable 'a'.

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

Add '10' to each side of the equation.
-10 + 10 + 10a2 = 630 + 10

Combine like terms: -10 + 10 = 0
0 + 10a2 = 630 + 10
10a2 = 630 + 10

Combine like terms: 630 + 10 = 640
10a2 = 640

Divide each side by '10'.
a2 = 64

Simplifying
a2 = 64

Take the square root of each side:
a = {-8, 8}

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