200+15x=320
and then the actual answer to the question is 8 lawns.
The answer would be 331 weeks rounded. Just divide.
Lets quickly run through the prime numbers and see what it is not divisible by
39 is not divisible by 2
39 IS divisible by 3
So lets stop right here.
What is 39 divided by 3? 13 !
And 13 is a prime number too!
So that is all we can do.
So prime factorization of 39 is <u>3 x 13</u><u><em /></u>
82 tens in the same thing as 820 because if you multiply 82 by 10 you get 820
54-c+3cx2-10
Calculate the product:
54-c+6c-10
Subtract:
44-c+6c
Collect like terms:
44+5c
Answer: 44+5c
