Answer to Question #14470 in Algebra for Jaclyn

Question

Make the variable in the bracket the subject of the given formula
1. a= (1+b)/(1-b) {b}

Answer 1

a= (1+b)/(1-b) {b}
a(1-b)=1+b
a-ab=1+b
a-1=b+ab
b(a+1)=a-1
b=(a-1)/(a+1)