It would be the girls because 7 divided into 21 equally is 3. So there will be 7 groups of 3 girls.
Bring the 13 over to read
13-12y-13=0
then move the 12y over do it becomes
13-13=12y
0=12y
y=0
Answer:
Step-by-step explanation:
H
Tell whether the set is closed under the operation indicated.<span>If not closed, provide a counterexample.
<span>1.) </span>integers under addition <span>2.) </span>integers under division
<span>3.) </span>whole numbers under subtraction 4.) Irrational numbers under addition
anser is open</span>
