Fifty liters of a 40% acid solution is obtained by mixing a 25% solution with a 50% solution. (a) write a system of equations in which one equation represents the amount of final mixture required and the other represents the percent of acid in the final mixture. let x and y represent the amounts of the 25% and 50% solutions, respectively.

For the equations below which statement is true ? -2x=14 6x=-42

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq