10(1+3b)=-2

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Solution for 10(1+3b)=-2 equation: 


Simplifying
10(1 + 3b) = -2
(1 * 10 + 3b * 10) = -2
(10 + 30b) = -2

Solving
10 + 30b = -2

Solving for variable 'b'.

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

Add '-10' to each side of the equation.
10 + -10 + 30b = -2 + -10

Combine like terms: 10 + -10 = 0
0 + 30b = -2 + -10
30b = -2 + -10

Combine like terms: -2 + -10 = -12
30b = -12

Divide each side by '30'.
b = -0.4

Simplifying
b = -0.4

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