Careless Carleigh: Simplifying Expressions and Equations (GL)

Last updated over 2 years ago

12 questions

Note from the author:

Instructions

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Careless Carleigh: Simplifying Expressions and Equations (GL)

Last updated over 2 years ago

12 questions

Note from the author:

For each problem, fictional student Carleigh made a mistake.  Explain what her mistake is, correct the problem, and give the real answer.  Be sure to make your corrections with a RED pen!

Instructions

For each problem, fictional student Carleigh made a mistake.  Explain what her mistake is, correct the problem, and give the real answer.  Be sure to make your corrections with a RED pen!

Question 1

Simplify the expression 12(m - 3n) using the distributive property.

Question 2

Simplify 6y + 7(2y - 4z) + z.

Question 3

Solve for x: 1 - 2x = 17

Question 4

Simplify the expression 3(x + 2) + 4x.

Question 5

Use the Distributive Property to solve this expression: -4(x + 5) -7(5 - 6x).

Question 6

Solve the two-step equation x/4 + 3 = 15.

Question 7

Solve 4x - 14 + x^2 when x = 7.

Question 8

Solve the two-step equation -7 + 6x = -19.

Question 9

Simplify the expression - (2z - 4 + 4y).

Question 10

10.

Simplify: 3n + 3(1 + 8n)

Question 11

11.

Use the distributive property and combining like terms to simplify this expression: -3(5 + 2x) - 7

Question 12

12.

Simplify by combining like terms: 6 - 7n - 2n - 8

For each problem, fictional student Carleigh made a mistake.  Explain what her mistake is, correct the problem, and give the real answer.  Be sure to make your corrections with a RED pen!

For each problem, fictional student Carleigh made a mistake.  Explain what her mistake is, correct the problem, and give the real answer.  Be sure to make your corrections with a RED pen!