A blood bank needs 5 people to help with a blood drive. 10 people have volunteered. Find how many different groups of 5 can be formed from the 10 volunteers.

Adding and subtracting matricesfind the value of each variable. x = and y = would

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

3x + 4y = 5 x- 3y = -7 solve by substitution