Chapter 11 Review Adv. Math. Write an algebraic expression for the following. Tell what the variable represents. Ben has 12 pencils. He lost 3 and bought.

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Presentation transcript:

Chapter 11 Review Adv. Math

Write an algebraic expression for the following. Tell what the variable represents. Ben has 12 pencils. He lost 3 and bought some more.

Write an algebraic expression for the following. Tell what the variable represents. Ben has 12 pencils. He lost 3 and bought some more. 12 – 3 + p (p = pencils that Ben bought)

Write each algebraic expression in words s - 47

Write each algebraic expression in words s less than some number

Write each algebraic equation in words ½ n = 16

Write each algebraic equation in words ½ n = 16 one half of some number is 16

Evaluate the following algebraic expressions for the given value of the variable: (n = 11) (n + 25) 9

Evaluate the following algebraic expressions for the given value of the variable: (n = 11) (n + 25) 9 4

Simplify the following expressions (combine like terms). Then evaluate the expression for the given value of the variable: (if a = 3) 3a a

Simplify the following expressions (combine like terms). Then evaluate the expression for the given value of the variable: (if a = 3) 3a a 2a (3)

Write an algebraic equation for the following and evaluate. Tell what the variable represents. Sam had fish in his fish tank. 6 of them died. There were 12 left swimming in the tank. How many fish did Sam have originally?

Sam had fish in his fish tank. 6 of them died. There were 12 left swimming in the tank. How many fish did Sam have originally? f – 6 = 12 f = 18 f is the number of fish Sam had originally in his tank.

Evaluate the following algebraic equations. Show your work. 30 = 5y ¼n = 7 8 = x ÷ 9 3 = 18 + s t - 12 = 23 y ÷ 6 = 7

Evaluate the following algebraic equations. Show your work. 30 = 5y 6 ¼n = = x ÷ = 18 + s -15 t - 12 = y ÷ 6 = 7 42 Evaluate the following algebraic equations. Show your work. 30 = 5y 6 ¼n = = x ÷ = 18 + s -15 t - 12 = y ÷ 6 = 7 42

For word problem practice, review textbook pages 331, 340 and 341.