80% of what number is 20? *

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

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost