y = 2x
18 = 2x
If both equation equals 2x on the right, the left must also equal.
y=18
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Since y = 2, 2x + 6y is the same as 2x + 12. Because 2x + 12 = 22, 2x = 10. If 2 Xes are equal to ten, then 1 X is equal to 5.
X = 2 and Y = 3.
108
They are parallel lines
y=6x-16 y=-2x+8