A student has gotten the following grades on his tests. What is the minimum grade he must get on the last test in order to have an average of 85? 77, 95, 89, 86

(x-5)1/2+5=2 what is a possible solution?

Luke wants to reduce the area of his rectangular garden by 1/4 the expression 14/w can be used to represent this change. what is another way to write this expression?

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the