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Expressions and Operations

Quick questions on Properties of real numbers and simplifying expressions - Virginia SOL Algebra I

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Simplify 5x−2(3x−7)5x - 2(3x - 7). [2 points]
What is q2?
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Evaluate 4a−a24a - a^2 when a=5a = 5. [1 point]
What is left-to-right order?
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In 12÷2⋅312 \div 2 \cdot 3, divide first, then multiply: 6⋅3=186 \cdot 3 = 18, not 12÷6=212 \div 6 = 2.

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