Find the value of "a" in parallelogram QRST.​

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Solve -.016x= -16. need solving this