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Mathematics, 28.09.2019 16:30 richy5667

18x+4y= -16
9x+7y=17

a
multiply 1st equation by __ to set up eliminating x by addition.

b
multiply 2nd equation by __ to set up eliminating x by addition.

c
multiply 1st equation by __ to set up eliminating y by addition.

d
multiply 2nd equation by __ to set up eliminating y by addition.

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18x+4y= -16
9x+7y=17

a
multiply 1st equation by __ to set up eliminating x b...

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