Question 54250
{{{ 30-n=20+3(n+2) }}}
Start by distributing the 3
{{{ 30 - n = 20 + 3n + 6 }}}
Combine like terms on the right
{{{ 30 - n = 3n + 26 }}}
Move the "n" to the right, the constants to the left.
{{{ 4 = 4n }}}
divide by 4
{{{ 1 = n }}}