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15-12-2020
Mathematics

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The difference of 10x and 3x is less than or equal to the sum of 4x and 21.

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streetpilato streetpilato

15-12-2020

Answer:

«means less than or equal to

x«7

Step-by-step explanation:

10x-3x«4x+21

7x«4x+21

7x-4x«21

3x«21

divide both sides by 3

x«21/3

3 will divide 21, 7times

x«7

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