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Big Ideas Math: Modeling Real Life, Grade 8
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Big Ideas Math: Modeling Real Life, Grade 8 View details
2. Representations of Functions
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Exercise 20 Page 287

Substitute - 12 for x in the equation.

3

Practice makes perfect
To evaluate the given equation for x= - 12, we should substitute - 12 for x in the given equation and then simplify.
y=x/2+9
Substitute

x= - 12

y=- 12/2+9
CalcQuot

Calculate quotient

y=- 6+9
AddTerms

Add terms

y=3
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arrow_right Try It p.282-283
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Try It 2 (Page 282)
Try It 3 (Page 282)
Try It 4 (Page 282)
Try It 5 (Page 283)
Try It 6 (Page 283)
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arrow_right Self-Assessment for Concepts & Skills p.284
Self-Assessment for Concepts & Skills 8 (Page 284)
Self-Assessment for Concepts & Skills 9 (Page 284)
Self-Assessment for Concepts & Skills 10 (Page 284)
Self-Assessment for Concepts & Skills 11 (Page 284)
Self-Assessment for Concepts & Skills 12 (Page 284)
Self-Assessment for Concepts & Skills 13 (Page 284)
Self-Assessment for Concepts & Skills 14 (Page 284)
Self-Assessment for Concepts & Skills 15 (Page 284)
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arrow_right Self-Assessment for Problem Solving p.285
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arrow_right Review & Refresh p.286
Review & Refresh 1 (Page 286)
Review & Refresh 2 (Page 286)
Review & Refresh 3 (Page 286)
Review & Refresh 4 (Page 286)
Review & Refresh 5 (Page 286)
Review & Refresh 6 (Page 286)
arrow_right Concepts, Skills, & Problem Solving p.286-288
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Concepts, Skills, & Problem Solving 9 (Page 286)
Concepts, Skills, & Problem Solving 10 (Page 286)
Concepts, Skills, & Problem Solving 11 (Page 286)
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