Answer:
The scale factor represents a proportional relationship between the scale drawing and the building’s dimensions. If the dimensions change, then the scale factor must also change to preserve the relationship.
Step-by-step explanation:
f(-2/3)=-1
f(x)=3x+1
f(-2/3)=3*(-2/3)+1
f(-2/3)=-2+1
Answer: 45 miles in one hour
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