Use Guauss-jordan elimination to solve the following linear system. x - 2z = 9
6x - 2y - 5z = 29
-5x + 5y + 3z = -14

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

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

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1