Answer: 170
Step-by-step explanation:
We can set up simultaneous equations such that:
E = R+400
E - 60 = 3R
Solving gives R = 170 and E =570
Answer:
2.125
Step-by-step explanation:
Answer:
Tony
Step-by-step explanation:
Tony:
3 Packs = 12 dollars
1 Pencil Box = 7 dollars
Mario:
4 Binders = 24 dollars
-6.
12+7= 19
24-6=18
Tony spent more money.
24.5=-2.5c-4c
24.5=-6.5c
49=-13c
3.77=-c
c=-3.77
Answer: A .0115
Step-by-step explanation:
There are 1000 mg in a gram. So to convert to grams, you would divide by 1000