Find and explain the error for me please 4x+6=2x+12

4x+6=2x+12
2x =2x

6x+6=12
-6 -6

x=1

whats the error

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.