1) Find the sum 4.5 + 5.9

Step-by-step explanation:

Steps are below

step 1

4.5 + 5.9  equation

step 2

4.5 + 5.9  add them together by moving the points

4.5 + 5.9

10.4

step-by-step explanation:

once you graph it hit 2nd (the blue button) and graph

that takes you to a table of coordinates

on the left is x coordinates and on the right is y coordinates and an empty box

(you may have to scroll up/down in order to get ( x, 0)

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb