Find the slope between (-3,1) and (-17,2)
1 answer:
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Answer:
x = 45
Step-by-step explanation:
The average is calculated as
average =
here the average = 50 , thus
= 50
Multiply both sides by 4
36 + 44 + 75 + x = 200
155 + x = 200 ( subtract 155 from both sides )
x = 45