Simplify
What is 315/6 simplified

Three coins are flipped. what is the probability that there will be at least two tails?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)