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Finger [1]
4 years ago
5

7x+2y=-17 Y=5x What is x,y

Mathematics
2 answers:
Drupady [299]4 years ago
8 0
7x+2(5x)=-17
7x+10x=-17
17x=-17
x=-1
y=5x=5(-1)=-5
allsm [11]4 years ago
6 0
7x+2(5x)=-17
7x+10x=-17
17x=-17
so x=-1,
keep x in7x+2y=-17
7(-1)+2y=-17
-7+2y=-17
-10=2y
y=-5
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