a. 40 if you dont believe me just look at a 40 degree triangle then the pic
Start by getting all terms with x on one side and all terms without on the other.
6x+7=8x-15
subtract 6x from both sides
7=2x-15
add 15 to both sides
22=2x
divide both sides by 2
11=x
The correct answer is 32 kilometers.
Answer:
142
Step-by-step explanation:
