Answer:
-2(2x-7)
Step-by-step explanation:
3×+5-7×+9
3×3=9+5=14
7×7=49+9=58
58-14=44
D
There is no data set so there is no data to find the mean of.
it is 182
182= 13.49
162= 12.73
204= 14.28
221=14.87