Answer:
y=7+3x
Step-by-step explanation:
Since she already has 7 in her account and she ADDS 3 more each day you would multiply 3 by x which represents the number of days and add that to seven because she already had it. This would equal to Y which represents the total in her account
Answer:
15) 
16) 12 hours
Step-by-step explanation:
15) 
16) If Jim drove 168 mi in 4 hours, this means it takes him

this many hours to drive 1 mile. So if we multiply this by 504 mi:

The correct answer would be A. C = 0.69p.
This is the correct answer because the total cost of the bananas should equal 0.69 times each pound bought.
Hope this helped!
For question 17 it’s the last one
Answer:Rearrange the equation so that the unknown variable is by itself on one side of the equals sign (=) and all the other variables are on the other side. RULE #1: you can add, subtract, multiply and divide by anything, as long as you do the same thing to both sides of the equals sign.
Step-by-step explanation: