Rewrite the equation 2y^2+8y-2x+6=0 in standard form
a. (y+2)^2=2(x+1)
b. (y+4)^2=x+1
c. (y+2)^2=x+1
d. (y+2)^2=x-3

What is the slope of a line that is perpendicular to y = 3x + 1

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?

Pick the description of a geometric object that best matches the real world object box for a deck of card