Free Practice Question

PS · Problem Solving

sub-505

Inequalities

If $x + y < 0$ , which of the following must be true?

Answer Choices

Correct answer marked below

A

x = y

B

x < y

C

x > y

D

-x < y

-x > y­

Correct

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What this question tests

What it tests

Your ability to solve and combine linear inequalities and reason about ranges of values.

Common trap

Failing to flip the inequality sign when multiplying or dividing by a negative, or missing an inclusive/exclusive endpoint.

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If x+y<0x + y < 0x+y<0, which of the following must be true?