How do you solve #-2(w + 1) + w = 7 - 4w#?

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Answer 1 · 2016-02-26T16:11:12

#w=3#

#-2 ( w+1) + w = 7-4w#

#color(blue)((-2)) xx w +color(blue)( (-2)) xx 1 + w = 7-4w#

#- 2 w -2 + w = 7-4w#

#- 2 w+ w -2 = 7-4w#

#- w -2 = 7-4w#

#- w +4w = 7 +2#

#3w = 9#

#w = 9/3#

#w=3#