If the intersection of a line y = 2x + B and a line y = 3x-4 is on the X axis, what is the value of B

The intersection is on the X axis, so y = 0
Substitute y = 3x-4 to get x = 4 / 3
So the intersection coordinates are (4 / 3, 0)
Substituting x = 4 / 3, y = 0 into y = 2x + B
B=-8/3

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