Answer:
15
Step-by-step explanation:
Let x be the number
3 times the number = 3x
7 more than 3 times a number = 3x +7
3x + 7 = 52
3x = 52 -7
3x = 45
x = 45/3
x = 15
Answer:
Step-by-step explanation:
Given
Required
Determine the profit function
This is calculated as follows:
Substitute values for R(x) and C(x)
Open bracket
Collect like terms
Answer: 7x + 14
Step-by-step explanation:
5x + 2(x + 7)
First, we use distributive property to distribute the 2 to the x and the 7. We're left with this expression:
5x + 2x + 14
We can combine 5x and 2x to get 7x
7x + 14
We cannot do anything else with this expression and it is thus is simplest form.
Answer:8,4
Step-by-step explanation:
Just put it it’s right