What number is 6 more than $x + y$ ?

(1) $y$ is $3$ less than $x$ .
(2) $y$ is twice $x$ .

Correct answer marked below

Statement (1) ALONE is sufficient

Statement (2) ALONE is sufficient

BOTH statements TOGETHER are sufficient

Correct

EACH statement ALONE is sufficient

Statements (1) and (2) TOGETHER are NOT sufficient

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What this question tests

Your ability to manipulate linear and quadratic expressions, substitute unknowns, and solve equations under time pressure.

Losing a sign when moving terms across the equals sign, or dividing both sides by a variable that could equal zero.

What number is 6 more than x+yx + y x+y?(1) yyy is 333 less than xxx.(2) yyy is twice xxx.