davidliss davidliss

19-07-2020
Mathematics

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what is -2r plus 3 greater than or equal to 19

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wegnerkolmp2741o wegnerkolmp2741o

19-07-2020

Answer:

r ≤-8

Step-by-step explanation:

-2r + 3 ≥19

Subtract 3 from each side

-2r + 3-3 ≥19-3

-2r≥16

Divide each side by -2, remembering to flip the inequality

-2r/-2 ≤16/-2

r ≤-8

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