In two or more complete sentences, describe how you could model the following sum on a number line. In your answer, make sure to include the result of adding these two numbers together. -3.5 + 4.2

There’s no picture i can’t without a picture here

With out knowing the functions you have to chose form, this could be one.y = 5.00xx = hours worked and y = the money he will earn.

Use pythagorean’s theorem and find the missing side lengths of the two smaller triangles and add them together
13^2 - 12^2 = 5
15^2 - 12^2 = 9
5+9 = 14
14 is the length of each side of the square
14^2 + 14^2 = 19.8
19.8 is the diagonal length of the inside if the square