I need 18 please

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Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.