234k views
1 vote
What is the first mistake that was made? - 10x + 14 - 2x = 2( -3x - 2)

-10x + 14 - 2x = -6x - 4
-10x - 2x + 14 = -6x - 4
-12x + 14 = -6x - 4
+6x. +6x
6x + 14 = - 4
- 14 - 14
6x = - 18
6 6x
X = -3

1 Answer

2 votes
The first mistake was in the 6x + 14 = -4 Line as -12x + 6x is -6x and not 6x.
User Vimdude
by
5.1k points