Which of the following best describes the expression 2a + 3b + 4c + 5d?

The product of four sums; there are four terms
The product of four sums; there are eight terms
The sum of four products; there are four terms
The sum of four products; there are eight terms

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Witch represents the inverse of the function f(x)=1/4x-12

2pointswhich of the following appear in the diagram below? check all that apply. d a. zcdeов. сеo c. aéo d. zdce