Two bags of a concrete mixture had the same weight. Together they weighed 40.6 pounds. To make them lighter
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Answer:
<h2>(2a − 5 + b) · 5</h2><h2>10×(a − 2.5 + 0.5b)</h2><h2>(−2a + 5 − b) ⋅ (−5)</h2>Step-by-step explanation: