# Chapter 1 - Foundations for Algebra - 1-8 An Introduction to Equation - Mixed Review - Page 58: 82

-7.5

#### Work Step by Step

We plug in 4 for m, -1/2 for p, and -1 for n as the instructions tell us to do: $3 (-1)^{2} \times -10 (-1/2)^{2} \\\\ =3(1) \times -10(1/4) \\\\ =3 \times -2.5 =-7.5$ Note, we consider parenthesis and then exponents before multiplying to comply with order of operations.

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