For every $5 that micah saves, his parents give him $10.
a. what is the constant of proportionality?

For what values of x is x2 + 2x = 24 true?

How many terms does the polynomial x^2 y^2 have

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?