How long would it take you to save $500 if you put $10 a week in your saving account

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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?

Can someone me with my math problem pls my teacher is on my back about this