Solve by the substitution method5x -5y

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simply_purple_passio

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$1.00 Solve by the substitution method5x -5y

Q:
Solve by the substitution method
5x -5y = -40
3x + 36 = y

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Posted by:

malaya
Rating (17): A+
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A:
Preview: ... 1) 3x + 36 = y (2) substitute 2 to 1 ...

The full tutorial is about 22 words long .

Posted by:

shri21

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A:
Preview: ... + 36 in the first equation 5x - ...

The full tutorial is about 43 words long .

Posted by:

baby_hot
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A:
Preview: ... have: 3x+36=y (2) Replace (1) into (2), we have: 3*(-8+y)+ ...

The full tutorial is about 139 words long .

Posted by:

bibhupada
Rating (180): A
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A:
Preview: ... qn(2) we get 3(y-8)-y=-36 so 3y-24-y=-36 so 2y=-36+24 so 2y=-1 ...

The full tutorial is about 57 words long .

Posted by:

sudipta

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A:
Preview: ... 3x + 36) = -40 => 5x - 15x - 180 = -40 => -10x = 140 ...

The full tutorial is about 67 words long .