If Jillian must average at last 90 on two quiz scores before she can move on the next skill level. Jillian got a 92 on her first quiz. What scores could jillian get on her second quiz in order to move to the next skill level
Math - PsyDAG, Wednesday, January 11, 2012 at 12:56pm
(92+x)/2 = 90
Solve for x.