You have to subtract both sides by 64 and you will get,
-50 = 5z. Then divide both sides by 5, and you get -10 = z.
This is very simple, you can use tally marks to find the amount of birthdays. Then divide it by 100. Good luck !
Answer: -13/17
Step-by-step explanation:
We will use distribution
we will multiply 6 to each variable and number in the parenthesis.
6 times x plus 6 times 4
which is 6x +24
