Suppose that the water level of a river is 34 feet and that it is receding at a rate of 0.5 foot per day. (Note: receding means decreasing)
a. Write an equation for the water level, L, after d days.
b. Graph the equation.
c. In how many days will the water level be 26 feet?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

What is the answer to the question 5x+2x

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters