How do you solve #-3( 3+ 4x ) = 3( 5+ x ) - 3x#?

1 Answer
Nallasivam V
Mar 16, 2018

#x=2#

Explanation:

Given -

#-3(3+4x)=3(5+x)-3x#

#-9-12x=15+3x-3x#

#-9-12x=15cancel(+3x)cancel(-3x)#

#-9-12x=15#

#-9+9-12x=15+9#

#cancel(-9)cancel(+9)-12x=15+9#

#-12x=24#

#(-12x)/(-12)=24/(-12)#

#(cancel(-12)x)/cancel(-12)=24/(-12)#

#x=-2#

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