Using arithmetic operations, rewrite this polynomial in standard, simplest form.

(3x2 + 9x + 6) − (8x2 + 3x − 10) + (2x + 4)(3x − 7)

x2 + 4x − 12
x2 + 8x − 42
17x2 + 10x − 32
17x2 + 14x + 24

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Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !