Careless Carleigh: Simplifying Expressions and Equations (ADV)

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!

Careless Carleigh: Simplifying Expressions and Equations (ADV)

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!

Careless Carleigh: Simplifying Expressions and Equations (ADV)

Careless Carleigh: Simplifying Expressions and Equations (ADV)

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

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

Simplify by using exponent rules: x5y6 / xy2

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

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

Simplify this two-step equation.

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

Simplify by using exponent rules: x-1 / x-8

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

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

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

Simplify by using exponent rules: 2x4y-4 / 8x7y3

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

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

Simplify by using exponent rules: x5y6 / xy2

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

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

Simplify this two-step equation.

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

Simplify by using exponent rules: x-1 / x-8

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

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

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

Simplify by using exponent rules: 2x4y-4 / 8x7y3