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Mathematics, 14.10.2020 01:01 tatianna341
Consider the steps to simplify the expression. What property of operation is used in Step 2? Expression: -4 3 7 + 7 - 3 4 7 Step 1: = -4 3 7 + 7 + (-3 4 7 ) Step 2: = -4 3 7 + (-3 4 7 ) + 7 Step 3: = -4 + (- 3 7 ) + (-3) + (- 4 7 ) + 7 Step 4: = -4 + (- 3 7 ) + (- 4 7 ) + (-3) + 7 Step 5: = -4 + (-1) + (-3) + 7 Step 6: = -8 + 7 Step 7: = -1
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Consider the steps to simplify the expression. What property of operation is used in Step 2? Express...
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