Answer:

Step-by-step explanation:
see the attached figure , to better understand the problem
we have

where
A(b) ---> is the trapezoid's area
b ---> is the other base value
Solve the equation for b
That means ----> isolate the variable b
Divide 12 by 2 right side

Divide by 6 both sides

subtract 9 both sides

Rewrite

Convert to function notation

Answer:
$310.00 is the monthly payment if the phone was used for a total of 2,500 minutes.
Step-by-step explanation:
Since 500 minutes gets $62.00, we can multiply both to get 2,500 minutes, and $310.00.
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Hope This Helped!</u></h2>
Multiply each throughout!
=x^2+6x+8x+48
then arrange accordingly
x^2+14x+48
remember that in quadratic equation that you should have a squared (a) variable and a coefficient(b) and just a raw value (c)
Answer:
ccrccr
Step-by-step explanation:
drcgtgtfttcctt
23x and 9x are alike terms so
23x-9x
14x