Evaluate 4x + 5y , when x = 7 and y = 10

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Arnaud Briche asked Aug 25, 2022

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Evaluate 4x + 5y , when x = 7 and y = 10

Mathematics
college

Arnaud Briche asked Aug 25, 2022

by Arnaud Briche

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25 votes

Explanation:

4x + 5y

4 × 7 + 5 × 10

28 + 50

Therefore its 78.

Hink answered Aug 27, 2022

by Hink

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21 votes

Hi ;-)

$x=7 \ and \ y=10\\\\4x+5y=4\cdot7+5\cdot10=28+50=\boxed{78}$

Marcel Zebrowski answered Aug 29, 2022

by Marcel Zebrowski

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