Solve the following equations : 2 (x - 1) + 3 (x + 1) = 4 (x+4)

This is how I'd work it:

2 (x-1) + 3 (x+1) = 4 (x+4)

2x-2+3x+3=4x+16

5x+1=4x+16

x=15

To check, substitute x into the original equation and solve:

2 (15-1) + 3 (15+1) = 4 (15+4)

28+48=76

76=76