What is a reasonable estimate for the sum of 4 1/8+ 3 2/3 + 5 1/2

Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.

How many solutions does the nonlinear system of equations graphed bellow have?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.