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McGraw Hill Glencoe Algebra 2, 2012

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McGraw Hill Glencoe Algebra 2, 2012 View details

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Exercise 12 Page 657

Substitute 15 for r, 5 for n, and - 1 for t.

12

Practice makes perfect

To evaluate the given expression for r = 15, n = 5 and t = - 1, we should substitute these values into the expression and simplify as much as possible.

r + (n - 2)t

SubstituteValues

Substitute values

15 + ( 5 - 2)( - 1)

Subtract term

15 + (3)(- 1)

a(- b)=- a * b

15 + (- 3)

a+(- b)=a-b

12

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