wyatt600 wyatt600

01-05-2015
Mathematics

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What value for A makes this equation true?

4 • 48 = (4 • 40) (4 • B)

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konrad509 konrad509

01-05-2015

[tex]4\cdot48=(4\cdot40)(4\cdot B)\\ 192=160\cdot4B\\ 640B=192\\ B=\dfrac{192}{640}=\dfrac{3}{10} [/tex]

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