Answer:
x = 133
Step-by-step explanation:
x + 14 = 147
x (+ 14 - 14) = 147 - 14
x = 133
Answer:
x = y - 5
Step-by-step explanation:
Given
y = x + 5 ( isolate x by subtracting 5 from both sides )
y - 5 = x
Answer:
53
Step-by-step explanation:
If cba is 37 degrees then dbe has to be 53 degrees. The bottom and top angle are obtuse so they are out of the question
Mean simply means average
so just add them all up and divide by 5
22 + 37 + 49 + 15 + 71 = 195
195/5 = 39
mean = 39