What is the sum of StartRoot negative 2 EndRoot and StartRoot negative 18 EndRoot?

Step-by-step explanation:

We want to find the sum of

We can rewrite this as

This becomes;

Recall that;

This implies that;

Combine like terms:

days of the week

step-by-step explanation:

javier earned more money then kyle, so that won't always be a constant term, but the days of the week do not change so that term is always constant.

edit: i meant

she was supposed to add the hours(38.5) and multiply the amount of money she earned(7.50) resulting in $288.75 .

correct me if i'm wrong and if it is i'm truly sorry.