3 years ago

8 - x = 2x - 1 =

Mathematics

1 answer:

iragen [17]3 years ago

7 0

$8-x=2x-1\ \ \ \ |-8\\\\-x=2x-9\ \ \ |-2x\\\\-3x=-9\ \ \ \ |:(-3)\\\\\boxed{x=3}$

1) subtract 8 from both sides

2) subtract 2x from both sides

3) divide both sides by (-3)

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