Sam wants to buy a science book and a math book. The cost of a science book is $2 more than the cost of math book. The cost of 4 math book is the same as the cost of three science books. What is the cost of each book?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1