1) 5x-14 = 16
5x = 16 + 14
5x = 30
[tex]x=\frac{30}{5}[/tex]
x = 6
2) 2x - 7 = x + 16
2x - x = 16 + 8
x = 24
3) 5x - 10 = 2x + 5
5x - 2x = 5 + 10
3x = 15
[tex]x=\frac{15}{3}[/tex]
x = 5
4) 2x + 25 = 7
2x = 7 - 25
2x = - 18
[tex]x=\frac{-18}{2}[/tex]
x = - 9