The outside temperature dropped 14.6 degrees overnight from the starting temperature. if the new temperature is -6.3 degrees what was the starting temperature

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

What is r i 4.5+10r=-6.5 with work pls