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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 54 Page 160

Substitute given values and simplify.

20

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.

5x-y+4z

SubstituteValues

Substitute values

5( -1)- 3+4( 7)

a(- b)=- a * b

-5-3+4(7)

Multiply

-5-3+28

Subtract term

-8+28

Add terms

20

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