Answer:
adult $5
child $12
Step-by-step explanation:
make the adult as x and child as y.
this will makes 6x + 6y = 102
12x + 3y = 96
solve it and the answer comes out.
$
Let the cost of one brownie, cost of one cookie
Times on both sides on the second equation above to get the following:
To find the value of , use substitution:
the cost of a brownie is $
Hope this helps :)
75=5x+25
fourth are in one half
please mark me as brainlist please
The answer is 77.
I hope this helps.