If x=9 and y=−3, evaluate the following expression:7(2x−3y)

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Bibhu asked Jan 18, 2022

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23 votes

If x=9 and y=−3, evaluate the following expression:7(2x−3y)

Mathematics
high-school

Bibhu asked Jan 18, 2022

by Bibhu

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23 votes

Your answer would be 189

Sebastien FERRAND answered Jan 21, 2022

by Sebastien FERRAND

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30 votes

Answer:

189

Explanation:

You can replace the values of x with 9 and the values of y with (-3).

7(2x-3y) = 7(2 × 9 - 3 × -3)

= 7(18 - -9)

= 7(18+9)

= 7 × 27

= 189

Nader Magdi Mahfouz answered Jan 23, 2022

by Nader Magdi Mahfouz

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