This In Expression Form Is:
3r + 4t.
The Reason Why Is Because:
When You Triple r, That Is 3r, And When You Quadruple t, It becomes 4t. And Plus Means to Add. So, This Becomes 3r + 4t
I Hope this Helps!
Answer:
The sample proportion of printers used in small business is:

The 95% confidence interval for the population proportion of printers that are used in small businesses is:

Where:
is the critical value at 0.05 significance level




Therefore, the 95% confidence interval for the population proportion of printers that are used in small businesses is (0.245 , 0.469)
Answer:
-3x+1y=-1
or
3x-1y=1
or
by multiplying with 1/3 the first equation we get
-1x+1/3y=-1/3
or from second equation
1x-1/3y=1/3
Step-by-step explanation:
y-y1=m(x-x1)
y1=-7
x1=-2
m=3
so
y-(-7)=3(x-(-2))
y+7=3(x+2)
y+7=3x+6
-3x+y=6-7
-3x+ 1y= -1
Answer:
41.67%
Step-by-step explanation:
:)