Respuesta :
Answer:
Step-by-step explanation:
hello :
19=3s+4
19-4 = 3s+4-4
3s=15
s=15/3
s=5
S=4
Explanation
Subtract 4 from both sides
19=3s+4 -> 15=3s
Then divide both sides by 3, allowing the s to be isolated.
15=3s divide by 3 -> 5=s
Explanation
Subtract 4 from both sides
19=3s+4 -> 15=3s
Then divide both sides by 3, allowing the s to be isolated.
15=3s divide by 3 -> 5=s