Mathematics, 11.10.2020 23:01 pettitchristy1
Mary is solving the equation: 3(x + 4)= 7x - 20. The first thing she does is rewrite the equation shown below. Which property did Mary use to get from the original equation to her rewritten equation? 3x + 12= 7x - 20. Please explain your answer to the question and start operations used to describe the property choice.
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Mary is solving the equation: 3(x + 4)= 7x - 20. The first thing she does is rewrite the equation sh...
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