Generate an expression equivalent to: 5+6b+12c+10b−4c−2 . In the simplest form of the equivalent expression, what is the coefficient of variable b ?

The expression 5+6b+12c+10b−4c−2 can be simplified by combining like terms. The terms with variable b are 6b and 10b. Adding these, we get 6b + 10b = 16b. Therefore, the coefficient of variable b in the simplest form of the equivalent expression is 16.