Here is an example:
3(4x +7)
2( 3 +5) =2( 3 ) = 2 ( 5 )
Answer:
Step-by-step explanation:
m = -3/1
m = -3
Answer:
x=6.5
y= -.5
Step-by-step explanation:
Plug it in and see if it works to make sure. Good luck
Answer:
Step-by-step explanation:
8weeeks bc 22.50*8=180
Answer:
Step-by-step explanation:
10+18+25+27+35+50=165
n=6
mean =165/6=27.5
x x- mean (x-mean)²
10 -17.5 306.25
18 -9.5 90.25
25 -2.5 6.25
27 -0.5 0.25
35 7.5 56.25
50 22.5 506.25
_____ ________
sum 0 965.5
_____ _________
standard deviation
