8/1 + (x-1)/(x+4)
You need the same common denominator (bottom number) to be able to add together so multiply 8 by (x+4) to both bottom and top
8 (x+4)/(x+4) + (x-1)/(x+4)
Add
8 (x+4)+(x-1)/ (x+4)
Distribute the 8 to (x+4)
8x+32+x-1 / x+4
Simplify
9x+31/x+4
:)
8 is constant
6 is co efficient
N is variable
5,103 rounded to the nearest thousands is 5,000
Mean is the sum of the numbers divided by the number of number
41.42
The median is the middle number, in this case you add the two middle numbers and divide it by 2
61.615
the mode is the number that occurs the most
there is no mode
3:4,5:2.4 2.4/4*5= 3 (8/4= 2 2*5=10) and 3/2*3= 4,5 (10/2*3=15)
