$23.58 divided by 12 = $1.965
Each roll is about $1.97 (if you round up)
(x + a)/(ax) = b/x
a= 2
b = 5
(x + 2) /(2x) = 5/x
cross multiply
x * (x+2) = (2x)*5
x^2 + 2x = 10x
x^2 - 8x = 0
x ( x -8) = 0
We get two solutions
x = 0, 8
the solution 0 is extraneous
the solution 8 is valid.
You can use the app photo math to get the answer it’s free, hope this helps!
Answer:
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Step-by-step explanation:
