Mathematics, 19.11.2020 14:00 iwantcandy2002
6) Substitute x=-7-y into the first equation and solve for y.
2x+y=-4
x+y=-7
*y=-4
*y=10
*y=-17
*y=-10
*y=-8
please answer needed by 11:00pm
Answers: 1
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6) Substitute x=-7-y into the first equation and solve for y.
2x+y=-4
x+y=-7
*y=-...
x+y=-7
*y=-...
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