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Mathematics, 26.03.2020 22:10 terrasami3152

Rob simplified an expression using the following steps.
Step 1: 2x – 3 + 5x + 7
Step 2: 2x + 52 – 3 +7
Step 3: 7x + 4
Which property justifies Step 3?


Rob simplified an expression using the following steps. Step 1: 2x – 3 + 5x + 7 Step 2: 2x + 52 – 3

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Rob simplified an expression using the following steps.
Step 1: 2x – 3 + 5x + 7
Step 2:...

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