Mathematics: classify the system and determine the number of solutions. check all that apply.{7x + y = 1328x + 4y = -12a) inconsistentb)consistentc)infinitely many solutiond) no solution

classify the system and determine the number of

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BardiFan

30.12.2021

$\left\{\begin{array}{ccc}7x+y=13&|multiply\ both\ sides\ by\ (-4)\\28x+4y=-12\end{array}\right\\+\left\{\begin{array}{ccc}-28x-4y=-52\\28x+4y=-12\end{array}\right\ \ \ |add\ the\ sides\ of\ the\ equations\\------------\\.\ \ \ \ \ \ \ \ 0=-64-FALSE\\\\A)\ inconsistent\ and\ D)\ no\ solution.$

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corbinfisher

02.09.2020

Mathematics

Kora can make 40 s'mores with 20 graham crackers

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classify the system and determine the number of solutions. check all that apply.{7x + y = 1328x + 4y = -12a) inconsistentb)consistentc)infinitely many solutiond) no solution

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