2b^2+11=155

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Solution for 2b^2+11=155 equation: 


Simplifying
2b2 + 11 = 155

Reorder the terms:
11 + 2b2 = 155

Solving
11 + 2b2 = 155

Solving for variable 'b'.

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

Add '-11' to each side of the equation.
11 + -11 + 2b2 = 155 + -11

Combine like terms: 11 + -11 = 0
0 + 2b2 = 155 + -11
2b2 = 155 + -11

Combine like terms: 155 + -11 = 144
2b2 = 144

Divide each side by '2'.
b2 = 72

Simplifying
b2 = 72

Take the square root of each side:
b = {-8.485281374, 8.485281374}

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