Answer:
45
Step-by-step explanation:
x=45, just get rid of the denominators when they're the same
a = 15
b = 18
e = 31
2.9 * 3.14 = 9.11 circumference
660.52 Area
2.64
it's an uneven number
hours
22 ÷ 1/9 = 2 4/9
Hope this helps