Edward has twice as many pennies as his brother. If edward saved 50 additional pennies and his brother gave away 10, then edward would have four times as mant pennies as his brother. how many more pennies does edward have than his brother?

Determine the quotient of the following expression. (15n^2-27n) / 3

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)