7b+3(b-1)=

Solution for 7b+3(b-1)= equation:

Simplifying
7b + 3(b + -1) = 0

Reorder the terms:
7b + 3(-1 + b) = 0
7b + (-1 * 3 + b * 3) = 0
7b + (-3 + 3b) = 0

Reorder the terms:
-3 + 7b + 3b = 0

Combine like terms: 7b + 3b = 10b
-3 + 10b = 0

Solving
-3 + 10b = 0

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + 10b = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 10b = 0 + 3
10b = 0 + 3

Combine like terms: 0 + 3 = 3
10b = 3

Divide each side by '10'.
b = 0.3

Simplifying
b = 0.3