Answer:
81
Step-by-step explanation:
Take half of the x-term coefficient, and square it.
Half of 18 is 9.
9² = 81
Answer: 81
x = 68°
x=23°
93°+(3x+18)°=180°
93°+3x+18°=180°
111°+3x=180°
3x=180°-111°
3x=69°
x=69°:3
74 mies
it says five times as many and you have to find the original, so then you would divide 370 by 5 and get 74 miles
73.5 ....................
