Sagot :
Answer:
4
Step-by-step explanation:
Let the required number be x.
⇒ According to the given question,
⇒ (3x−5)+7=15
⇒ 3x+2=14
⇒ 3x=14−2
⇒ 3x=12
⇒ x= 12/3 = 4
Hence, the number would be 4
I hope this helps
Answer:
a = 7/-3
Step-by-step explanation:
7-3a = 14
-3a = 14-7
-3a = 7
-3a/-3 = 7/-3
a = 7/-3
i don't know if that's the answer po but i hope it helps