select the correct answer period which set of coordinates satisfies the system of equations y = x - 3 and y = -2x + 1

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

There are 3232 forwards and 8080 guards in leo's basketball league. leo must include all players on a team and wants each team to have the same number of forwards and the same number of guards. if leo creates the greatest number of teams possible, how many guards will be on each team?