Respuesta :

Banabanana
5(3x-7)=20    solve for x
3x - 7 = 20/5
3x - 7 = 4
3x = 4 + 7
3x = 11
x = 11/3

If x = 11/3, then  6x-8 = 6 * 11/3 - 8 = 22 - 8 = 14  ← answer
ayarakan1
5(3x-7)=20 
15x-35 = 20 
15x = 55
x = 55/15

now but 55/15 in ( 6x-8 )

6(55/15) -8 = 
22-8 = 14