23 is the number the answer is c
I think with the kinds of mixture problems, it's really helpful to make a table.
The equations you actually need are
and
. Since I was so close, I went ahead and just solved it anyway. You can see my setup on the attached image.
Answer:
2
Step-by-step explanation:
just guessed
Answer:
3x - 4y
Step-by-step explanation:
This results in the algebraic expression 3x - 4y. Nothing more can be done here.