The sum of present ages of A and B is 58 years. 5 years hence A's age will be 3 times that of B's age. What are their present ages?
Answers
Answered by
0
Answer:
46, 12
Step-by-step explanation:
A + B = 58
A + 5 = 3(B+5)
A = 3B + 10
Therefore, 58-B = 3B +10
4B = 48, so B = 12
A = 46
Answered by
0
Answer:
A=46 years
B=12 years
Step-by-step explanation:
a+5=3(b+5)
a-3b=10. (i)
a+b=58. (ii)
substraction of both eq.
-4b=-48
b=12 years
a=46 years
Similar questions