Posted by Anonymous on Thursday, February 24, 2011 at 8:01pm.
To conduct a new experiment, a scientist needs a 23% salt water solution. How much of a 13% solution must be mixed with 45 quarts of a 32% solution to get the proper solution?

college algebra (maths 112)  bobpursley, Thursday, February 24, 2011 at 8:31pm
.13A+.32*45=.23(A+45)
can you solve for the volume of A? 
college algebra (maths 112)  t, Monday, April 4, 2011 at 8:43pm
actually this is only freshman (HS) math but i still don't remember how to do it