(1+3b)=-20

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Solution for (1+3b)=-20 equation: 


Simplifying
(1 + 3b) = -20

Remove parenthesis around (1 + 3b)
1 + 3b = -20

Solving
1 + 3b = -20

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 + 3b = -20 + -1

Combine like terms: 1 + -1 = 0
0 + 3b = -20 + -1
3b = -20 + -1

Combine like terms: -20 + -1 = -21
3b = -21

Divide each side by '3'.
b = -7

Simplifying
b = -7

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