Answer:
41
Step-by-step explanation:
yellow marbles=5+ 3r(r is the number of red marbles)
red marbles=3r
3r+3r+5=77
6r=77-5
6r=72
r=72/6=12
yellow marbles = 5 + 3r
5+ 12 x 3
5+ 36
=41
Answer:
I cant read the handwriting sorry
Step-by-step explanation:
2/12 is the correct answer
Answer:
3
Step-by-step explanation:
First we must find the total boxes of pens
15 + 9 = 24
Then we can divide the total cost by the total number of boxes of pens
$72 / 24 boxes = 3
Answer:
Step-by-step explanation:
x + y = 27
We know that there are 5 less girls that boys, so:
x + (x-5) = 27
x + x - 5 = 27
Solve for x:
2x - 5 = 27
2x = 32
x = 16 boys
y = 11 girls
tell me if you see anything wrong