Answer:
Step-by-step explanation:
(8 - 4)/(6 - 2) = 4/4 = 1
y - 4 = x - 2
y = x + 2
B...................................
-21 this is because you can solve for g, to solve for you you subtract 4 from both sides and -17-4= -21
Answer:
23 floors
Step-by-step explanation:
Subtract 7 from 30:
30 - 7
= 23
So, she traveled 23 floors.