MoishyV449232 MoishyV449232

28-10-2022
Mathematics

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solve the system by substitution -3x-4y=11y=2x

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DevinaN628699 DevinaN628699

28-10-2022

y=2x

-3x-4y=11

-3x-4(2x)=11

-3x-8x=11

-11x=11

x=-1

Thus x=-1 and y=2x.

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