Answer: No slope
Step-by-step explanation: The line is going straight down.
The length of model is ......15 inch
if the scale factor is 1/20
it means 1/20=15/h
h=12*15=300
i speak Russian but can’t understand this very well, the instructions aren’t really clear, what’s the translation?
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The equation should be 7x^2 -x-9=0