1-2b-4=-1

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Solution for 1-2b-4=-1 equation:


Simplifying
1 + -2b + -4 = -1

Reorder the terms:
1 + -4 + -2b = -1

Combine like terms: 1 + -4 = -3
-3 + -2b = -1

Solving
-3 + -2b = -1

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + -2b = -1 + 3

Combine like terms: -3 + 3 = 0
0 + -2b = -1 + 3
-2b = -1 + 3

Combine like terms: -1 + 3 = 2
-2b = 2

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

Simplifying
b = -1

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