Answer:
Step-by-step explanation:
30z-72
distributive proprety says to multiply whats in the parentheses by whats outside so multiply 5z and 12 by 6 and you get...
30z - 72
A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.
It Would Take her 6 days
2400÷400=6