4x+12=-7y
-y+12=4x

PLS HELP!!!!
Addition/ Elimination method

Question

sophiaaxmath sophiaaxmath

03-01-2017
Mathematics

contestada

4x+12=-7y
-y+12=4x

PLS HELP!!!!
Addition/ Elimination method

Respuesta :

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Аноним Аноним · Answer 1 · 2017-01-03T04:47:25+01:00

4×+7y=-12 __ -4x-y=-12 ________ 0x+6y=-24 , so you eleminated by it self 6y/6=-24/6 , you get : y=-4 and then you plug in 4x+7(-4)=-12 , that's your answer 4x-28 =-12 , you divided in both side 4x=-12+28 , 4x=16 , and then x=16/4 =4 , so x=4

4x+12=-7y -y+12=4x PLS HELP!!!! Addition/ Elimination method

Respuesta :

Otras preguntas

4x+12=-7y
-y+12=4x

PLS HELP!!!!
Addition/ Elimination method