At 11:00 p. m., the temperature in Alaska was −5°. Four hours earlier, the temperature was 40° warmer. What was the temperature at 7:00 p. m.?

Given: jk ||lm prove: _2 = 27 statement justification 1. jk ||lm 1. given 2.26 = 27 3.22 = 26 2. 3. 4. _2 = 27 4. corresponding angles theorem transitive property of equality vertical angles theorem substitution property of equality