Suppose you needed to subtract a from b but mistakenly subtract b from a instead. how is the answer you get related to the correct answer. explain.

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Find the domain and range of the following function f(x) = 51x - 21+ 4

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if