Question 60122
-11=1+3n
-11-1=1-1+3n
-12=3n
{{{-12/3=3n/3}}}
{{{highlight(-4=n)}}}
:
Check by letting n=-4 and see if both sides equal.
-11=1+3(-4)
-11=1-12
-11=-11  We're right!!!
Happy Calculating!!!