Answer:
1. 24
2. 4
3. 22
4. 14
5. 15
6. 70
7. 0
8. 33
9. 19
Step-by-step explanation:
Answer:
It is a solution
Step-by-step explanation:
y = -4x - 8
Let x = -9 and y = 28
Substitute these values in
28 = -4(-9) -8
28 = 36 -8
28 =28
This is true so it is a solution
What’s the question that you have
Answer:
Here c represents the total number of children in choir.
As per the statement:
Total number of boys in choir = 12
It is also given that: Three sevenths of a children's choir are boys.
⇒ Total number of boys = 
or

By cross multiply we have;
84 = 3c
Divide both sides by 3 we have;
c = 28
Therefore, the total number of children in choir is 28 children
Answer:
B. 12
x = 12
Also you can use mathpapa to help you with math.