Answer:

Step-by-step explanation:
Given

Required
Solve

Split:
and
Collect Like Terms
and 
and 
Combine

Y=2x+2
(y=mx+c
m-slope/gradient
c-y intercept)
Answer:
What do you need help with?
Answer:
um....
1. 4
2. 3
3. 5
4. 8
Hope this helps.
Step-by-step explanation:
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