1-(1+3b)=-20

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


Simplifying
1 + -1(1 + 3b) = -20
1 + (1 * -1 + 3b * -1) = -20
1 + (-1 + -3b) = -20

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

Solving
-3b = -20

Solving for variable 'b'.

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

Divide each side by '-3'.
b = 6.666666667

Simplifying
b = 6.666666667

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