Answer:

Step-by-step explanation:
Let us suppose that We have X number of dimes
Now from Monetary rules we know that
1 dime = 10 cents ............(i)
Now if we will have
2 dime = 20 cents
2 dime = 2 * 10 cents .....(ii)
from (i) and (ii) we see that if we have X dimes then

Answer:
I don't know....... sorry.............
So WX is 7y +4 and XY is 21, and when you add those lines you get the whole thing, which is 12y so write that like an equation
12y = 7y+4+21
12y = 7y+25
5y = 25
y = 5
Answer M=-2
Because when it’s negative it’s going from left to right and when it is to that means 2 up 1 to the right