2b^2+18=180

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Solution for 2b^2+18=180 equation: 


Simplifying
2b2 + 18 = 180

Reorder the terms:
18 + 2b2 = 180

Solving
18 + 2b2 = 180

Solving for variable 'b'.

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

Add '-18' to each side of the equation.
18 + -18 + 2b2 = 180 + -18

Combine like terms: 18 + -18 = 0
0 + 2b2 = 180 + -18
2b2 = 180 + -18

Combine like terms: 180 + -18 = 162
2b2 = 162

Divide each side by '2'.
b2 = 81

Simplifying
b2 = 81

Take the square root of each side:
b = {-9, 9}

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