3 years ago

Help me with the answer

Mathematics

1 answer:

rodikova [14]3 years ago

4 0

Y=mx+b to solve its really easy good luck

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Step-by-step explanation:

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user100 [1]

$\left\{\begin{array}{ccc}-5x-6y=-9&/\cdot2\\3x+4y=25&/\cdot3\end{array}\right\\+\left\{\begin{array}{ccc}-10x-12y=-18\\9x+12y=75\end{array}\right\\------------\\.\ \ \ \ \ \ \ -x=57\\.\ \ \ \ \ \ \ \ \ x=-57\\\\3\cdot(-57)+4y=25\\-171+4y=25\\4y=25+171\\4y=196\ \ \ \ /:4\\y=49\\\\Solution:x=-57;\ y=49.$

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3 years ago

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Ilia_Sergeevich [38]

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whats the question?

Step-by-step explanation:

I don't get the question so what is the question?

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