Answer:
a. f(x) = 21 (20) +1 (25) = 445
b. The scenario is a function because each student just have to pay once.
Answer: A) Yes. Every unique input has a unique output.
In other words, each x value maps to exactly one y value, so that's why we have a function.
4x - 3y = 17
y = 3x - 4
(-1, -7)
Answer:
si google Alam po'yan
Step-by-step explanation:
cuz matalino s'ya 2ll
