Two trains leave the station at the same time, one heading west and the other east. the westbound train travels 20 miles per hour slower than the eastbound train. if the two trains are 380 miles apart after 2 hours, what is the rate of the westbound train?

do not do any rounding.

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

What is the value of x in the following equation? -3x-2=2x+8