(5b-1)(3b+3b+3)=

Solution for (5b-1)(3b+3b+3)= equation:

Simplifying
(5b + -1)(3b + 3b + 3) = 0

Reorder the terms:
(-1 + 5b)(3b + 3b + 3) = 0

Reorder the terms:
(-1 + 5b)(3 + 3b + 3b) = 0

Combine like terms: 3b + 3b = 6b
(-1 + 5b)(3 + 6b) = 0

Multiply (-1 + 5b) * (3 + 6b)
(-1(3 + 6b) + 5b * (3 + 6b)) = 0
((3 * -1 + 6b * -1) + 5b * (3 + 6b)) = 0
((-3 + -6b) + 5b * (3 + 6b)) = 0
(-3 + -6b + (3 * 5b + 6b * 5b)) = 0
(-3 + -6b + (15b + 30b2)) = 0

Combine like terms: -6b + 15b = 9b
(-3 + 9b + 30b2) = 0

Solving
-3 + 9b + 30b2 = 0

Solving for variable 'b'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-1 + 3b + 10b2) = 0

Factor a trinomial.
3((-1 + -2b)(1 + -5b)) = 0

Ignore the factor 3.
Subproblem 1
Set the factor '(-1 + -2b)' equal to zero and attempt to solve:

Simplifying
-1 + -2b = 0

Solving
-1 + -2b = 0

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

Add '1' to each side of the equation.
-1 + 1 + -2b = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2b = 0 + 1
-2b = 0 + 1

Combine like terms: 0 + 1 = 1
-2b = 1

Divide each side by '-2'.
b = -0.5

Simplifying
b = -0.5
Subproblem 2
Set the factor '(1 + -5b)' equal to zero and attempt to solve:

Simplifying
1 + -5b = 0

Solving
1 + -5b = 0

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

Add '-1' to each side of the equation.
1 + -1 + -5b = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -5b = 0 + -1
-5b = 0 + -1

Combine like terms: 0 + -1 = -1
-5b = -1

Divide each side by '-5'.
b = 0.2

Simplifying
b = 0.2
Solution
b = {-0.5, 0.2}