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Mathematics, 16.09.2019 07:20 neariah24

Asystem of equations is shown below:
equation a: 3c = d − 8
equation b: c = 4d + 8
which of the following steps should be performed to eliminate variable d first?
multiply equation a by −4.
multiply equation b by 3.
multiply equation a by 3.
multiply equation b by 4.

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Asystem of equations is shown below:
equation a: 3c = d − 8
equation b: c = 4d + 8

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