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Savatey [412]
4 years ago
7

-5y+6x=40 and 3y-8x=46

Mathematics
1 answer:
sweet-ann [11.9K]4 years ago
3 0
-5y+6x=40
.75(3y-8x)=.75(46)

-5y+6x=40
2.25y-6x=34.5

-2.75y=5.5
Y=-2
———
3(-2)-8x=46
-6-8x=46
+6 +6
-8x=52
X=-6.5

(-6.5,-2) is the answer
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