2 + 3n = 4
subtract 2 from each side
2 - 2 + 3n = 4 - 2
3n = 2
divide both sides integers by 3
(3/3)n = 2/3
n = 2/3
=========check in original equation
2 + 3(2/3) = 4
2 + 6/3 = 4
2 + 2 = 4
4 = 4
=======checks
The answer to -2(4+3n)=24 is:-5.33
3n + 14 = 83n = 8 - 14 = -63n/3 = -6/3n = -2The value of n is -2.
10n+2
7n - 2 + 3n + 4 = 7n + 3n - 2 + 4 = 10n + 2 which can be simplified to 2(5n +1)
3 + 3n = 9 + 2n + 4n n = -2
4n
3n+1=7 3*2+1=7
3n + 2 + (3n + 3 - 3n + 1) = 3n + 2 + (3n + 3 - 3n + 1) = 3n + 2 + (4) = 3n + 6
5-2=3n=3
3n+2+3n+2=6n+4
4n-8=3n+2 4n=3n+2+8 4n=3n+10 4n-3n+10 n=10 N = 10
3n+6=18 n+2=6 n=4