How do you solve #-5( 4x - 3) - 2x + 1= 82#?

1 Answer
Tony B
Oct 6, 2016

#x=-3#

Explanation:

Multiply out the bracket giving:

#-20x+15-2x+1=82#

#-22x+16=82#

Subtract 16 from both sides

#-22x=66#

Multiply both sides by (-1)

#+22x=-66#

Divide both sides by 22
#x=-66/22#

#x=-(66-:11)/(22-:11) = -6/2 = -3#

Related questions
Impact of this question
461 views around the world
You can reuse this answer
Creative Commons License