Johnetta simplified 7/9+ 3/8 her work is shown below. identify where she made an error

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position