Answer:
5 people times $10=50
$50-$34.15=15.85
15.85 divided by 5 people. Equals $3.17
3.17?
2,0
Step-by-step explanation:
Sorry if I got it wrong.
8
yellow marbles=2b-7
blue marbles=2b
2b+2b-7=23
4b=23+7
4b=30
b=30/4
b=7.5
yellow marbles=2b- 7
2 x 7.5 -7
15 - 7
=8