Answer:
The costs of the plan are $0.15 per minute and a monthly fee of $39
Step-by-step explanation:
Let
x ----> the number of minutes used
y ----> is the total cost
step 1
Find the slope of the linear equation
The formula to calculate the slope between two points is equal to

we have the ordered pairs
(100,54) and (660, 138)
substitute


step 2
Find the equation of the line in point slope form

we have

substitute

step 3
Convert to slope intercept form
Isolate the variable y

therefore
The costs of the plan are $0.15 per minute and a monthly fee of $39
Answer:
y=1/6 x
Step-by-step explanation:
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Answer:
d
Step-by-step explanation:
its a triangle all sides are equal. so it would be d-60 degrees
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Answer:
3 Answers By Expert Tutors
so Sq root of 43 lies between 6 & 7. Estimate square root of 43 is 6.5.
Step-by-step explanation:
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