Respuesta :
Subtract 5 from both sides which will give I 2x= 7 then divide each side by 2 which would make x=3.5
Answer:
x=3.5
Step-by-step explanation:
2x + 5 =12
2x = 12 - 5
2x= 7
2x÷ 2 = 7÷2
x=3.5