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Mathematics, 31.01.2020 17:01 jacobmclawhorn3001

Abott simplified an expression. his work is shown below.

step 1

step 2

step 3

step 4
45.5

in which step did abott make his first mistake?
step 1
step 2
step 3
step 4
mark this and return
save and exit next submit

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Abott simplified an expression. his work is shown below.

step 1

step 2
...
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