jawn9
jawn9
01-02-2017
Mathematics
contestada
can someone help ?? I wasn't here for the lesson
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UnicornG
UnicornG
01-02-2017
I have the answer it's
X equals -4
Y equals 7
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AnnadaAmazing
AnnadaAmazing
01-02-2017
3x -4(-2x-1)=-40 → 3x+8x+4=-40 → 11x=-44 →
x=-4
y= -2(-4) - 1 →
y=7
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