असमता \(-5x+4\leq -16\) का हल कौन सा है?

What is the solution of \(-5x+4\leq -16\)?

Explanation opens after your attempt
Correct Answer

B. \(x\geq 4\)

Step 1

Concept

From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.

Step 2

Why this answer is correct

The correct answer is B. \(x\geq 4\). From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.

Step 3

Exam Tip

\(-5x\leq -20\) से \(x\geq 4\) मिलता है। ऋणात्मक गुणांक से भाग देने पर चिन्ह पलटना आवश्यक है।

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Mathematics Answer, Explanation and Revision Hints

असमता \(-5x+4\leq -16\) का हल कौन सा है? / What is the solution of \(-5x+4\leq -16\)?

Correct Answer: B. \(x\geq 4\). Explanation: \(-5x\leq -20\) से \(x\geq 4\) मिलता है। ऋणात्मक गुणांक से भाग देने पर चिन्ह पलटना आवश्यक है। / From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.

Which concept should I revise for this Mathematics MCQ?

From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.

What exam hint can help solve this Mathematics question?

\(-5x\leq -20\) से \(x\geq 4\) मिलता है। ऋणात्मक गुणांक से भाग देने पर चिन्ह पलटना आवश्यक है।