Rachel works at a bookstore. On Tuesday, she sold twice as many books as she did on Monday. On Wednesday, she sold 6 fewer books than she did on Tuesday. During the three days Rachel sold 19 books. Create an equation that can be used to find m, the number of books Rachel sold on Monday.

Equation: ____ a0-_ a1 =_______ a2

Question

sandy8866 sandy8866

04-09-2017
Mathematics

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Rachel works at a bookstore. On Tuesday, she sold twice as many books as she did on Monday. On Wednesday, she sold 6 fewer books than she did on Tuesday. During the three days Rachel sold 19 books. Create an equation that can be used to find m, the number of books Rachel sold on Monday.

Equation: ____ a0-_ a1 =_______ a2

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W0lf93 W0lf93 · Answer 1 · 2017-09-13T17:09:05+02:00

The answer is 5 books. a0 - number of book sold Monday a1 - number of books sold Tuesday a2 - number of books sold Wednesday On Tuesday sold twice than Monday -> a1 = 2a0 On Wednesday 6 fewer books than Tuesday -> a2=a1-6 during three days sold 19 books -> a0+a1+a2 = 19 a1=2a0; a2=a1-6;--> a2=2a0-6 a0+a1+a2 = 19--> a0+2a0+2a0-6 =19 that is 5a0-6=19 =>5a0=19+6 = 25 5a0=25==>a0=25/5 = 5 So the answer is 5 books

landontwitch landontwitch · Answer 2 · 2020-07-02T22:49:52+02:00

landontwitch landontwitch

02-07-2020

Answer:

the answer is 5m then 6 then 1

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