Distance between school and Amy's house is 7 units. Now go to the horizontal line on the right. Count up to 7 units there and then go up 3. Plot that and label it Amy's grandmother's house. The distance between Amy and her grandma is 6 units. It is units beause you -don't know if one square is a block or a mile, so you just call it units.
A(-1;14), x=-1, y=14
B(2;-10), x=2, y=-10
General equation for linear function is 
Let's solve system of equations

I would definitely be mean because I’m so average and basic lol
Answer:
40
Step-by-step explanation:
i think? i may have not understood the picture correctly, so if this is wrong i apologise