Joan has 100 marbles. mary has m marbles. if joan has 25 times as many marbles as mary, write an equation that shows how many marbles mary has.

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

Yahir designs bracelets. he uses between 9 and 15 red and yellow beads in the ratio of 2 red bead to 5 yellow beads. drag the beads into the container to meet these requirements

Which graph has a rate of change of zero