Answer:
thats not easy
Step-by-step explanation:
Answer:
A. dimensions
Step-by-step explanation:
it's the first thing you will need to find out I beleave.
9 chairs because 2 to 4 is equal to 1/2 and half of 18 chairs is 9
Answer:
x=# of boys
x+7=# of girls
x+x+7=25
2x+7=25
2x=25-7
2x=18
x=18/2
x=9 boys
x+7=16 girls
If you don't understand variables use trial and error.
Boys Girls
1 8
2 9
3 10
4 11
5 12
6 13
7 14
8 15
9 16 9+16=25 students
You could start this way...
Boys Girls
12 13
11 14
10 15
9 16 16 is 7 more than 9
