You have to find what x is to do all of them
x = -6, 8
Find the values of x by factoring, getting
(x - 8)(x + 6) = 0
Answer:
all real numbers greater than or equal to -3
Explanation
The curve goes till -3 on the y axis
The general form of quadratic formula is,
(text didn't allow + and - together)
Therefore, the answer is option C
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The bank which will charge a customer more in fees if she writes 18 checks per month, and by how much is Bank A by $0.30
<h3>How to write and solve equation?</h3>
let
Bank A = 2.50 + 0.15x
= 2.50 + 0.15(18)
= 2.50 + 2.7
= $5.20
Bank B = 4 + 0.05x
= 4 + 0.05(18)
= 4 + 0.9
= $4.9
Difference in charges = $5.20 - $4.90
= $0.30
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