Mathematics, 25.08.2019 22:50 ethanm2685
Ben is showing his work in simplifying (3.9 − 9.4) − 0.6 6.1. identify any error in his work or reasoning. step 1: (3.9 − 9.4) − 0.6 6.1step 2: 3.9 (− 9.4 − 0.6) 6.1 (associative property)step 3: 3.9 − 10 6.1 step 4: 3.9 6.1 − 10 (identity property)step 5: 10 − 10 = 0a he wrote identity instead of commutative in step 4.b he wrote associative instead of commutative in step 2.c he wrote identity instead of distributive in step 4.d he wrote associative instead of distributive in step 2.
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Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
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Maryann’s friends loved her bulletin board, and 4 of them asked her to make one for their homes. she offered to make each of her friends a replica of her bulletin board that measures 2 meters by 3 meters. how many kilograms of burlap should maryann collect to complete the bulletin boards for her friends? maryann should collect kg of burlap.
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Ben is showing his work in simplifying (3.9 − 9.4) − 0.6 6.1. identify any error in his work or reas...
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