4. Luis wants to buy a water bottle, which costs 200 Live School Points. Due to low demand, BSNBCS has a 15% off sale. If Luis currently has 50 merits, how many
more does he need to buy a water bottle on sale?

For which rational expression is -2 an excluded value of x?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2