To find the y-intercept, we set x=0 and solve for y.
On the negative plane field? because everything on the - side is negative.
The company spends $649 on advertising
The sales function after advertising is given as:

When the total sales is $19,100, we have S(x) = 19100
So, the sales function becomes

Subtract 5 from both sides

Divide both sides by 7

Take exponents of both sides


Subtract 1 from both sides

Hence, the company spends $649 on advertising
Read more about functions at:
brainly.com/question/12940982
Answer:
for 7 i believe its D
Step-by-step explanation:
Answer:
603.19 cm
round it up to 603.2 cm
Step-by-step explanation: