Mathematics, 04.03.2021 20:10 hnsanders00
Maura writes an expression equivalent to 8a 2 (23 2 5a) 2 2a. Her work is shown below. 8a 2 (23 2 5a) 2 2a Step 1: 8a 1 3 2 5a 2 2a Step 2: (8a 2 5a 2 2a) 1 3 Step 3: (3a 2 2a) 1 3 Step 4: a 1 3 In what step does Maura make a mistake? Describe her error and find the correct equivalent expression.
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Maura writes an expression equivalent to 8a 2 (23 2 5a) 2 2a. Her work is shown below. 8a 2 (23 2 5a...
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