Answer:

Step-by-step explanation:
we are given
- Amplitude:7
- Period:9π
- Phrase shift:¼
remember that,

where A is the Amplitude
B is the Period
C is the Phase shift
D is the vertical shift
note that, since D isn't given we'll take it 0
altogether substitute:

hence,
our equation is

and we are done!
Answer:
8x+16
Step-by-step explanation:
Answer:
x+5=5
Step-by-step explanation:
This is an equation where you are actually solving it. The others are expressions.