Answer:
J(-9,-5)
K(-9,3)
L(0,-2)
M(0,-5)
$8.40
Step-by-step explanation:
20% of 42 is 8.4.
30,000 equals 30,000 ones, since you are basically counting by one.
42 / 7 = 6
There are 6 rows in the class room.
× ÷
so <
hope this helps!