Answer:
26
Step-by-step explanation:
given f(x)=3(2-x)+5 what is the value of f(-5)?
f(x)=3(2-(-5))+5 x minus a negative is a plus 2 - -5 = 2 +5
= 3(7) + 5
= 21 +5
= 26
Okay so if he serves 18 customers in 42 minutes divide 18 by 42 and you get the amount of customers he serves per min which is 0.42857413 then multiply that by 120 since 2 hours add up to 120 minutes and you get 51.43
Answer:
C
Step-by-step explanation:
You can think of the square root as 
which would multiply throughout producing the answer.
Answer:
n = -7
Step-by-step explanation:
49 = -5n - 2n
combine like terms
-5 - 2 = -7
49 = -7n
divide both sides by -7
49/-7 = -7n/-7
49/-7 = n
49/-7 = -7
-7 = n
