Answer:
17+3/4
Step-by-step explanation:
6.30 dollars / 12 sodas = $0.525 cents each soda
53= -19z+5+7z
53= -12z+5 (combine -19z and 7z)
48= -12z. ( subract 5 on both sides)
-4=z. (divide by -12 both sides)
The answer is equivalent to 10*9*8 as their is one less student to go after each presentation.
720 ways.
Answer:
B
Step-by-step explanation:
A: No, because you can't switch signs of a number to another sign unless you change the number itself.
B: Yes. It has the same numbers and signs and the result is negative (there are an odd amount of negative signs)