What is the value of x in the matrix equation below?

To prove "p is equal to q" using an indirect proof, what would your starting assumption be?

Can someone me out here and the tell me the greatest common factor

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