Answer:
482.84 cm
Step-by-step explanation:
Answer:
9x + 2
Step-by-step explanation:
Because you are multiplying an unknown number by 9, it would be considered 9*x or 9x.
Then, you add 2, because when you increase in math, you are adding.
Therefore, the final product is 9x + 2.
The Solution.
The given equation is

Substituting 11 for x, we can get the value of y.

Hence, the value of y is 18.
They stayed at the beach for 7 days. 4 x 3 = 12. 12 - 5 = 7