karinamendieta72 karinamendieta72

05-11-2018
Mathematics

contestada

What is the solution to
7x-2y=-6
8x+y=3

Respuesta :

05-11-2018

7x-2y=-6
7x=-6+2y
7x÷7=-6÷7+2y÷7
x=-6/7+2/7y

8x+y=3
8x=3-y
x=3/8-y/8
x=3-y/8

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