5x^2 + 6x +13.88 is what is is simplified hope it helped a bit
Answer: 129
Step-by-step explanation:
the mean is the average of the data. including x, there are 6 data points
average = total/6
average = (98 + 123 + 105 +114 +109 + x) / 6
113 = (98 + 123 + 105 +114 +109 + x) / 6
113 = (549+ x) / 6
678 = 549 + x
x = 129
18cm is the answer of this question
A= 0,-3
D= -4,-3
C= 0,4
B= 3,3
Step-by-step explanation:
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