You want you answer to be lbs/day so that is what you compute...
(4lb/5)/(d/2)
(4lb/5)*(2/d)
8lb/5d
1.6lb/d
C+a=630
a=630-c
2c+5a=2910 using a found above in this we have:
2c+5(630-c)=2910
2c+3150-5c=2910
-3c+3150=2910
-3c=-240
c=80
So 80 children attended the concert.
Answer:
Step-by-step explanation:
floating point
X≥

Distribute and then solve.
Answer:
No instead of doing multiplication u did division
Step-by-step explanation:
This equation is called distributive property where u multiply the answer from the outside by the inside number