10(1+3b)+15b=-20

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Solution for 10(1+3b)+15b=-20 equation:


Simplifying
10(1 + 3b) + 15b = -20
(1 * 10 + 3b * 10) + 15b = -20
(10 + 30b) + 15b = -20

Combine like terms: 30b + 15b = 45b
10 + 45b = -20

Solving
10 + 45b = -20

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 + 45b = -20 + -10

Combine like terms: 10 + -10 = 0
0 + 45b = -20 + -10
45b = -20 + -10

Combine like terms: -20 + -10 = -30
45b = -30

Divide each side by '45'.
b = -0.6666666667

Simplifying
b = -0.6666666667

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