Answer:
15x+7
Step-by-step explanation:
x+7+14x
x+14x+7
15x+7
You can find total number of cars doing this:
72° - 8 cars
360° - X cars
X = (360 * 8) / 72
You follow the logic for the cars
Answer:
17) x=7
18) x= -26
19) x= -8
20) x= 6
Step-by-step explanation:
17) is congruent
18) is supplementary
19) is congruent
20) is congruent