Answer:
Given that,
R = 3x + 9y
Also, given that,
y = 6
R = 7
We have to find the value of x
For that, you can to put 6 and 7 to the equation instead of y and R respectively.
R = 3x + 9y
7 = 3x + 9 × 6
7 = 3x + 54
7 - 54 = 3x
- 47 = 3x

Hope this helps you :-)
Let me know if you have any other questions :-)
Answer:
I will tell you if you give me 5 stars and thanks.
Step-by-step explanation:
because I need it.
Answer:
The second answer choice.
Step-by-step explanation:
Answer:
Step-by-step explanation:
Cameron, Eliot, Ryan and Ava can ride as their height is more than or equal to 54
I would help you but I don’t know
Step-by-step explanation: