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x - 5y = -37 | x3 | 3x -15y = -111 -
17y = 119
y = 119/17
= 7
3x + 2y = 8
3x + 2(7) = 8
3x + 14 = 8
3x = 8 - 14
x = -6/3
x = -2
= 6x + 4y
= 6(-2) + 4(7)
= -12 + 28
= 16
x-5y=-37 \X3/ 3x-15y=-111
--------------------- -
17y=119
y=7
3x+2(7)=8
3x+14=8
3x=-6
x=-2
6x+4y
6(-2)+4(7)
-12+28=16