Mariana is making a large pot of pasta. She mixes together 5 1/8 pounds of pasta, 6 pounds of sauce, and 4 7/8 pounds of onions. To find out how many 12 pound servings can she make, which two equations would you need?

Let r = 3. what is the value of r + 58?

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.

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.