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45 POINTS 3/7w - 11= -4/7w w=_ (please explain steps also)

45 POINTS 3/7w - 11= -4/7w w=_ (please explain steps also)
asked 28.3k views
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45 POINTS
3/7w - 11= -4/7w
w=_
(please explain steps also)

asked
User Harry Jiang
by
8.2k points

1 Answer

3 votes
Use the rules of signs for multiplication

multiply both sides by 7
3w - 77 = -4w

move terms
3w - 4w = 77

divide by 7
7w = 77

your answer is
W = 11
answered
User Jason Snell
by
8.9k points
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