2b+1=b-1

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


Simplifying
2b + 1 = b + -1

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

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

Solving
1 + 2b = -1 + b

Solving for variable 'b'.

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

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

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

Combine like terms: b + -1b = 0
1 + 1b = -1 + 0
1 + 1b = -1

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

Combine like terms: 1 + -1 = 0
0 + 1b = -1 + -1
1b = -1 + -1

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

Divide each side by '1'.
b = -2

Simplifying
b = -2

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