Math Problem Statement
Simplify the expression: 4(2x - 3) - 5(x + 2) Responses
a) 3x - 13 a) 3x - 13
b) 3x + 13 b) 3x + 13
c) 8x - 16
c) 8x - 16
d) 6x - 11 d) 6x - 11
Solution
Let's simplify the given expression step by step:
The expression is:
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First, distribute the constants:
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Distribute to : So, .
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Distribute to : So, .
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Now, combine the two parts:
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Combine like terms:
Thus, the simplified expression is:
None of the provided options match exactly, but based on the work done, it seems there may be a mistake in the answer choices. The correct simplified expression is:
.
Do you need any further clarification on this? Here are some related questions:
- How do you handle simplifications involving multiple variables?
- What are the rules for distributing constants in an expression?
- How would this expression change if one of the constants were negative?
- Can you apply this method to more complex algebraic expressions?
- How do you factor an expression like ?
Tip: Always distribute carefully, and combine like terms to simplify the expression properly.
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Math Problem Analysis
Mathematical Concepts
Algebra
Simplifying Expressions
Distributive Property
Formulas
Distributive Property: a(b + c) = ab + ac
Theorems
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Suitable Grade Level
Grades 6-8
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