A girl has X pieces of cake. She gives Z pieces of each to her 5friends.
How many pieces of cake does she have left?

Please try to show work

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

3382-299=3383- ? fill in the blank?

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false