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Mathematics, 22.01.2021 01:00 bburpee1

30 point, anyone? Totally stumped. Match each expression in column A with an equivalent expression from column B. SHOW OR EXPLAIN YOUR REASONING (teacher did all caps for some reason)
Column A
A. 12r+t−4r+6t
B. (12r+2t)−(4r+10t)
C. 12(r+t)−6(r+t)+4(r+t)−2(r+t)
Column B
1. 8(r−t)
2. 8(r+t)
3. 8r+7t

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30 point, anyone? Totally stumped. Match each expression in column A with an equivalent expression...
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