Answer:
11
Step-by-step explanation:
9+9+11+15 = 44
44/4 = 11!
Answer:

where x = number of adults
y = number of children
and the extra weights of 4kg of each person.
It is D, because 5.098 times 10 to the power of 6 does equal 5098000
Answer:a.35 degrees b. 145 degrees
Step-by-step explanation: angle 2 and angle 6 are equal they are corresponding
Angle 2 and angle 8 are supplementary they equal 180. So 180-35=145