Respuesta :

1. 3x+16 = 5x-54

  -3x        -3x

16=2x-54

+54   +54

70 = 2x

35=x

2. 4x-10 = 58

       +10  +10

4x = 68

x=17

3. 2x+43 = 2x-3

x=0

no solution

4. x+16 = 4x-5

  -x         -x

16=3x-5

+5     +5

21=3x

x=7

5. 11y-36 = 63

       +36   +36

11y=99

y=9