At an all-you-can-eat barbeque fundraiser that you are sponsoring, adults paid $6 for a dinner and children paid $4 for a dinner. 212 people attended and you raised $1128.

Question

At an all-you-can-eat barbeque fundraiser that you are sponsoring, adults paid $6 for a dinner and children paid $4 for a dinner. 212 people attended and you raised $1128.  
What is the total number of adults that attended the BBQ? 
What is the total number of children that attended the BBQ? 
Represent the problem with 2 algebraic equations.

oobleck · Answer

a+c = 212 6a+4c = 1128