Answer:

Step-by-step explanation:
Assuming that the beginning equation is 
First, we should find the common denominator of each of fractions. For all of these denominators, 60 is the smallest common denominator

Now, we can multiply each side by 60, which will remove the fractions

Now we can add 12 to each side

Now subtract 20x from each side

And lastly, divide each side by 10

Answer:
or 9.43
Step-by-step explanation:
Use the distance formula to determine the distance between two points.
Answer:
0.375 or 3/8 you welcome
Step-by-step explanation:
80+10x is the expression. To find the cost for 9 guests, simply plug in 9 for x. This becomes an equation reading 80+10(9)=170. The total cost for 9 guests is $170.00.
Answer:
3/12
Step-by-step explanation: