Answer:

Step-by-step explanation:





Answer:

Step-by-step explanation:

since they gave us a value for y in the second equation, we can input it into the first equation. so...


Since x is 8 we can find y by substituting 8 for x

Multiply (length) times (width). For a square, both numbers will be the same.
Jill put 10.3 gallons of gas into her car. She drove for 473.8 miles.
So we have to find how many miles per gallon she drove.
473.8 into 10.3 = 46
To make sure= 10.3 x 46 = 473.8
So Jill drove 46 miles per gallon.
Multiply $20 by 20% good luck