Answer:
-4.5c > 9 will have its inequality symbol reversed
-215 ≤ -52d will have its inequality symbol reversed
Step-by-step explanation:
anytime you are multiplying or dividing an inequality by a negative you must reverse the inequality symbol
Answer:
The correct answer is - 12.
Step-by-step explanation:
Given:
Total number of people = y = 39x+50
Total amount spent y = 518
Solution:
The equation for the number of people who attended the dinner
y = 39x+50
The cost of dinner is equally divided by number of people =
then, 518 = y
placing value, 518 = 39x+50
x = (518-50)/39
= 468/39
= 12
Then number of people attended the dinner = 12
Answer:
<em>r=3x</em>
Step-by-step explanation:
<u>The Volume of a Cone</u>
The volume of a cone of radius r and height h is:

We are given the volume of a cone is

Equating:

Multiplying by 3:

Simplifying by pi:

Since h=x:

Dividing by x:

Taking square roots:

Thus: r=3x
Answer:
7.5 ab and cd
4 bd and ac
Step-by-step explanation:
16y = 164
y = 164 ÷ 16
y = 10.25
Hope This Helps You!