Which sentence contains an unnecessary hyphen? a) my favorite cousin is seven-years-old. b) i just love chocolate-covered cherries! c) my favorite time of the year is mid-october. d) samantha paid twenty-two dollars for those shoes.

a. (14,375+570)(5.3) b. 158,417$

step-by-step explanation:

a. you are basically just setting up the equation. f= amount of debt hence 14,375. g= how much she is borrowing from her parents weekly hence 570 and t= the interest on her debt. creating the equation.

b.   14,375+570= 14,945

      14,945 x 5.3 = 79,208.5

      79,208.5 x 2(years) = 158,417(answer)

y-3=-3/2(x+4)

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