Since B is the midpoint between A and C, then AB = BC.
substitute 7x -1 for AB and 6x - 8 for BC
7x - 1 = 6x - 8
7x - 6x - 1 = 6x - 6x - 8
x - 1 = -8
x - 1 + 1 = -8 + 1
x = -7
Ryan Y.
asked 01/22/21I cant figure out how to do this and i need it right now
Since B is the midpoint between A and C, then AB = BC.
substitute 7x -1 for AB and 6x - 8 for BC
7x - 1 = 6x - 8
7x - 6x - 1 = 6x - 6x - 8
x - 1 = -8
x - 1 + 1 = -8 + 1
x = -7
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