Mathematics, 09.07.2019 02:30 Sprout7430
Arlene is showing her work in simplifying β7.9 + 8.2 β 3.4 + 2.1. identify any errors in her work or in her reasoning. write feedback to arlene explaining the mistake she made and how to correct her work. step work reasoning β7.9 + 8.2 β 3.4 + 2.1 original problem 1 β7.9 + 8.2 + (β3.4) + 2.1 additive inverse 2 β7.9 + (β3.4) + 8.2 + 2.1 associative property 3 (β7.9 + (β3.4)) + (8.2 + 2.1) commutative property 4 β11.3 + 10.3 simplify 5 β1 simplify
Answers: 1
Mathematics, 21.06.2019 23:30
Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y
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Jonathan can throw a baseball 10 1/3 yards. his brother joey can throw a baseball 13 1/2 yards. how much father can joey throw the ball?
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Mathematics, 22.06.2019 00:00
The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels
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Arlene is showing her work in simplifying β7.9 + 8.2 β 3.4 + 2.1. identify any errors in her work or...
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