b^2+2-1=2

Solution for b^2+2-1=2 equation:

Simplifying
b2 + 2 + -1 = 2

Reorder the terms:
2 + -1 + b2 = 2

Combine like terms: 2 + -1 = 1
1 + b2 = 2

Solving
1 + b2 = 2

Solving for variable 'b'.

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

Add '-1' to each side of the equation.
1 + -1 + b2 = 2 + -1

Combine like terms: 1 + -1 = 0
0 + b2 = 2 + -1
b2 = 2 + -1

Combine like terms: 2 + -1 = 1
b2 = 1

Simplifying
b2 = 1

Take the square root of each side:
b = {-1, 1}