What is the answer to 4r - 9r - 11r + 7r

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Tharif asked Sep 1, 2023

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What is the answer to 4r - 9r - 11r + 7r

Mathematics
high-school

Tharif asked Sep 1, 2023

by Tharif

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19 votes

4r - 9r - 11r + 7r
= (+4r - 9r) - 11r + 7r
= (-5r) - 11r + 7r
= (-5r - 11r) + 7r
= (-15r) + 7r
= (-15r + 7r)
= -8r

Gmansour answered Sep 3, 2023

by Gmansour

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24 votes

Answer:

-11r

Explanation:

4r - 9r = -5r

-5r - 11r = -16r

-16r + 7r = -11r

Plowman answered Sep 7, 2023

by Plowman

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