How do you solve #8w + 42= - 2( w - 1)#?

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Answer 1 · 2017-03-29T17:18:23

#w = -4#

#8w+42= -2(w-1)#

Simplify

#8w + 42 = -2w + 2#

Subtract 42 from both sides

#8w + 42 - 42 = -2w + 2 - 42#

#8w = -2w + (-40)#

#8w = -2w - 40#

Add 2w to both sies

#8w + 2w = -2w - 40 + 2w#

# 10w = -40#

#w =-40/10#

#w = -4#