Quantitative Aptitude Ques 1488

Question: If $ x=3-a $ and $ y=4a+13, $ then for what value of $ a, $ $ x $ and $ y $ are equal?

Options:

A) $ -4 $

B) $ -7 $

C) $ -5 $

D) $ -2 $

Show Answer

Answer:

Correct Answer: D

Solution:

  • If $ x=y, $ then $ 3-a=4a+13 $

$ \Rightarrow $ $ 5a=-10 $

$ \Rightarrow $ $ a=-2 $