Answer:
Modeling with Linear Equations
In this section, you will use algebra to solve problems that occur in real-life situations. The process of translating phrases or sentences into algebraic expressions or equations is called
Answer:
See below
Step-by-step explanation:

Your multiplying each number by itself 20 times since 5 is bigger than the number 3 when multiplying 5 20 times you get a greater number
Answer:
Jim carried 4 grocery bags.
Step-by-step explanation:
16 is the total, and if you divide that up by 4, you get 4 (you divide by 4 because it is in fourths). Because Byron carried 3/4's, you multiply four by three to get twelve. There is only one more fourth to complete the whole to get to 16, so Jim is carrying four bags.
To check this, we can take Byron's 12 bags (3/4), and subtract that from 16 (4/4):
16-12=4 (1/4), so our answer is correct