I'll give you a hint
20) Add 56 to both sides
23) Add 1.5 to both sides
Also, as a AP Calc BC student, laziness doesn't really help get a good job soo...
Angles 7, 6, 3, 2 are all vertical angles, which mean they are congruent (equal)
so if angle 7 is 115° so are 6, 3, and 2
so the measure of angle 2 is 115°
Answer:
D) 3 × (40 + 7) = 141
Step-by-step explanation:
(3 × 40 = 120) + (3 × 7 = 21) = 141
80+70=150
270/150=1.8 hours before the two trains are 270 miles apart
☺☺☺☺
