It’s Y equals 3X -2 and why equals negative 2X plus one what equation can you write with 3X -2 and negative 2X plus one

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?

What point is the projection of q on a) r b) s c) t

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9