3x-6=21
Or,3x=27
Or,x=27/3
Or,x=9
So,Now,
X-2=9-2
=7
Hope it helps
9514 1404 393
Answer:
- 126 children
- 63 adults
- 60 students
Step-by-step explanation:
Let a represent the number of adults that attended. Then 2a is the number of children, and (249 -a -2a) is the number of students. The total revenue is ...
5(2a) +7(249 -3a) +12a = 1806
a +1743 = 1806 . . . . simplify; next, subtract 1743
a = 63 . . . . . . . . adults
2a = 126 . . . . . . children
249 -3a = 60 . . students
126 children, 63 adults, and 60 students attended.
Answer:
The answer is D. 29.64
Step-by-Step Explanation:
Parenthesis first...
39.64-5*(2)
Then multiplication...
39.64-10
Then subtraction...
29.64
Answer:
tax=$0.18
Step-by-step explanation:
total cost = $2.18
Answer:
1360.8
Step-by-step explanation:
1 pound of butter, times three batches is 3 pounds of butter.
Since a pound is approximately 453.6 grams, 3x that would be