DE is dilated from the origin to create D'F' at D' (0.6) and F' (4.5, 3). What scale factor was DF dilated by?

0.75

1.3

1.5

2.5

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Which expression is equivalent to sq-80

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label