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McGraw Hill Glencoe Algebra 2, 2012

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McGraw Hill Glencoe Algebra 2, 2012 View details

3. Optimization with Linear Programming

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Exercise 55 Page 160

Substitute given values and simplify.

15

Practice makes perfect

To evaluate the given expression for x= -1, y= 3 and z= 7, we should substitute these values into the expression and simplify as much as possible.

-3x-3y+3z

SubstituteValues

Substitute values

-3( -1)-3( 3)+3( 7)

MultNegNegOnePar

- a(- b)=a* b

3-3(3)+3(7)

Multiply

3-9+21

Subtract term

-6+21

Add terms

15

Subchapter links

Check Your Understanding p.157

Practice and Problem Solving p.157-159

H.O.T. Problems p.159

Standardized Test Practice p.160

Spiral Review p.160

Skills Review p.160