Math
Solve for both systems 8x+3y=92 and 2x + 4y = 62
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Asked by
AnneS2
Last updated by
anonymous
2x + 4y = 62
2x + 4y-4y = 62-4y
2x= 62-4y
2x/2= 62-4y/2
x=31-2y
8x+3y=92
8(31-2y)+3y=92
8(31) (8)(-2y)+3y=92
248-16y+3y=92
248-13y=92
248-13y-248=92-248
-13y=-156
-13y/-13=-156/-13
y=12
x=31-2y
x=31-2(12)
x=31-24=7