If x=1-q and y=2 q+1, then for what value of q, x is equal to y ? · ABC26GN0970

Subject: General Aptitude · Chapter: Simplification

If $x=1-q$ and $y=2 q+1$, then for what value of $q, x$ is equal to $y$ ?

(a)- 1

(b)0

(c)$\frac{1}{2}$

(d)2

Answer

Answer (as printed): B

Explanation

$$x=y \Leftrightarrow 1-q=2 q+1 \Leftrightarrow 3 q=0 \Leftrightarrow q=0 \text {. }$$

Explanation as extracted from the printed page; notation may be imperfect.

Study loop for Simplification