-6(1+3b)=120

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Solution for -6(1+3b)=120 equation: 


Simplifying
-6(1 + 3b) = 120
(1 * -6 + 3b * -6) = 120
(-6 + -18b) = 120

Solving
-6 + -18b = 120

Solving for variable 'b'.

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

Add '6' to each side of the equation.
-6 + 6 + -18b = 120 + 6

Combine like terms: -6 + 6 = 0
0 + -18b = 120 + 6
-18b = 120 + 6

Combine like terms: 120 + 6 = 126
-18b = 126

Divide each side by '-18'.
b = -7

Simplifying
b = -7

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