Explicación paso a paso:
3x - y = 1
2x + 2y=14
3x- y=1 (2)
2x +2y= 14
6x-2y=2
2x+2y=14
8x=16
x=16÷8
x=2
3(2)-y=1
6-y=1
6-1=y
5=y
eeeeeeeeeoooooooooo
2x-2y=6
2x-3y=6
-(2x-3y=6)
-2x+3y=6
y=12
2x-2(12)=6
2x-24=6
2x=6+24
2x=30
x=30÷2
x=15
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Explicación paso a paso:
3x - y = 1
2x + 2y=14
3x- y=1 (2)
2x +2y= 14
6x-2y=2
2x+2y=14
8x=16
x=16÷8
x=2
3(2)-y=1
6-y=1
6-1=y
5=y
eeeeeeeeeoooooooooo
2x-2y=6
2x-3y=6
2x-2y=6
-(2x-3y=6)
2x-2y=6
-2x+3y=6
y=12
2x-2(12)=6
2x-24=6
2x=6+24
2x=30
x=30÷2
x=15