Convert 101101 base 2 to base 10

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

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.