Careless Carleigh: Simplifying Expressions and Equations (GL)
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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!
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!
1
Simplify the expression 12(m - 3n) using the distributive property.
Simplify the expression 12(m - 3n) using the distributive property.
1
Simplify 6y + 7(2y - 4z) + z.
Simplify 6y + 7(2y - 4z) + z.
1
Solve for x: 1 - 2x = 17
Solve for x: 1 - 2x = 17
1
Simplify the expression 3(x + 2) + 4x.
Simplify the expression 3(x + 2) + 4x.
1
Use the Distributive Property to solve this expression: -4(x + 5) -7(5 - 6x).
Use the Distributive Property to solve this expression: -4(x + 5) -7(5 - 6x).
1
Solve the two-step equation x/4 + 3 = 15.
Solve the two-step equation x/4 + 3 = 15.
1
Solve 4x - 14 + x^2 when x = 7.
Solve 4x - 14 + x^2 when x = 7.
1
Solve the two-step equation -7 + 6x = -19.
Solve the two-step equation -7 + 6x = -19.
1
Simplify the expression - (2z - 4 + 4y).
Simplify the expression - (2z - 4 + 4y).
1
Simplify: 3n + 3(1 + 8n)
Simplify: 3n + 3(1 + 8n)
1
Use the distributive property and combining like terms to simplify this expression: -3(5 + 2x) - 7
Use the distributive property and combining like terms to simplify this expression: -3(5 + 2x) - 7
1
Simplify by combining like terms: 6 - 7n - 2n - 8
Simplify by combining like terms: 6 - 7n - 2n - 8