6+5=11+5=16+5=21
3+6=9+6=15+6=21
It will take Marco and Sophie 3 hours to get the same amount of money. The amount of money they will have will be $21.
Answer:

Step-by-step explanation:
Isolate the variable by doing operations to both sides of the equation.
The work is shown below:

They were up 15+0+25+10-20-10=20. The sum was 20 :)
5 - 5b < 1 - 4b
5 < 1 + b
4 < b
1 - 4b < 6 - 5b
1 + b < 6
b < 5
4 < b < 5
(The second less than sign is less than or equal to)
7×1/2=7/2 or 3 1/2. As a result, they have total 3 1/2 candies. Hope it help!