Answer:
Step-by-step explanation:
Simplified becomes;
Simplifying further gives;
lets call the children, c, and call adult, a,
c+a= 52 eq 1: a=52-c
c=3a eq 2
take a's value from eq 1 and plug it into eq 2
c=3(52-c)
c=156-3c
4c=156
c=39 the number of children that attended the ball game.
Answer:$450
120 grams
if they are all the same size
