I like pie it’s very nice to use and i think the length is
Answer:
C) (x-3)(x+3)
Note:
Just a tip there is an app called Desmos where you can put in equations like this and it will graph them for you.
16 ounces in a pound
2.40 for 3 ounces
16 divided by 3 = 5.333

12.8
Approx $12.80 for 1 pound of cinnamon
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Add '-1' to each side of the equation.
1 + -1 + 3d = 10 + -1
Combine like terms: 1 + -1 = 0
0 + 3d = 10 + -1
3d = 10 + -1
Combine like terms: 10 + -1 = 9
3d = 9
Divide each side by '3'.
d = 3
Simplifying
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