How do you solve #| 4x - 6 | -7 = -12#?

2 Answers
Apr 17, 2017

Answer:

#1/4#

Explanation:

#(4x-6)-7=-12#
#4x-6=-12+7#
#4x=-5+6#
#4x=1#
#x=1/4#

Apr 17, 2017

Answer:

#color(green)(x=1/4# or #color(green)(x=2 3/4#

Explanation:

#|4x-6|-7=-12#

#:.|4x-6|=-12+7#

#:.|4x-6|=-5# or #|4x-6|=5#

#:.4x=6-5# or #4x=5+6#

#:.4x=1# or #4x=11#

#:.x=1/4# or #x=11/4#

#:.color(green)(x=1/4# or #color(green)(x=2 3/4#