20-06-2014
Mathematics

Answered

Find the value of y that satisfies the equation, 8.8y - 4 = 7.7y + 7.

a) 1.1, b) 7.7, c) 8.0, d) 10.0, e) 11.0

Is the 11 right answer ???? I don't understand this..

Answer :

Аноним Аноним

20-06-2014

[tex]8.8y-4=7.7y+7 \\ 8.8y-7.7y=7+4 \\ 1.1y=11 \\ y=11/1.1 \\ y=10-> answer D[/tex]

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konrad509 konrad509

20-06-2014

[tex]8.8y - 4 = 7.7y + 7\\ 1.1y=11\\ y=10[/tex]

Answer Link

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