Math

Solve for both systems: 8y + 6x = 12 and 4y-6x=12

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8y + 6x = 12

8y-8y + 6x = 12-8y

6x = 12-8y

6x/6 = 12-8y/6

x=2-1.33y

4y-6x=12

4y-6(2-1.33y)=12

4y-6(2) (-6)(-1.33y)=12

4y-12+7.98y=12

-12+11.98y=12

-12+11.98y+12=12+12

11.98y=24

11.98y/11.98=24/11.98

y=2.0

x=2-1.33y

x=2-1.33(2.0)

x=2-2.66=-.66