Answer:
x=3
Step-by-step explanation:
Step-by-step explanation:
Recall that 1 dozen = 12 so 4 dozen cookies has a total of 48 cookies. We are going to use the following ratios to solve the problem:
and 
a) 
b) 18 dozen cookies = 216 cookies

1/5(25-5a)=4-a
⇔5-a=4-a
<span>NO SOLUTION</span>
7×4=28
now subtract:
50-28=22
there are 22 marbles left in the can
hope this helped