Aregular lightbulb uses 20 watts less then twice the power of an energy-saver lightbulb. if the regular bulb uses 170 watts, how much does the energy-saver bulb use?

Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.