In mathematics, we often discuss modeling. In geometry, we model the physical world with different shapes. In algebra, we model situations of change and variability with functions.

Where else have you heard the term model? How is that meaning of the word different from or the same as the meaning we use in algebra?

When making mathematical models, technology is valuable for varying ... number bought, or using a geometric shape to describe a physical object like a coin. ... Real-world situations are not organized and labeled for analysis; formulating ... What aspects of the situation do we most need to understand, control, or optimize

Step-by-step explanation:

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94