SOLUTION: 0.8+7/10b=3/2b-0. 8

Algebra ->  Linear-equations -> SOLUTION: 0.8+7/10b=3/2b-0. 8      Log On


   

Question 348678: 0.8+7/10b=3/2b-0.
8
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Hi,
%280.8%2B7%29%2F10b=3%2F2b-0.8
.
*Note: Multiply each side of the equation by 10b
.8%2B7=+15+-+8b
.
8b=+15+-.8-7
.
Mulitply by 10
80b=+150-8-70
.
80b+=+72
b+=+72%2F80
b = 9/10