What is the value of the expression 18-(4x+3y) if x=-5 and y=3? Show your work.

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Sulthan Allaudeen asked Aug 14, 2023

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What is the value of the expression 18-(4x+3y) if x=-5 and y=3? Show your work.

Mathematics
middle-school

Sulthan Allaudeen asked Aug 14, 2023

by Sulthan Allaudeen

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30 votes

The answer is 29

18-(4x+3y)
But x=-5 and y=3
SOLUTION
18-(4x+3y)
=18-(4(-5)+3(3))
=18-(-20+9)
=18-(-11)
=29

Sheena answered Aug 17, 2023

by Sheena

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19 votes

Answer:

47 is the answer.

Explanation:

$18-(4x+3y) \\ 18-4(-5)+3(3) \\ 18+20+9 \\ 38+9 \\ 47$

Mdgrech answered Aug 20, 2023

by Mdgrech

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