Math

Solve for both systems 8x+3y=92 and 2x + 4y = 62

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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