3/a times x -4 equals 20

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AndrewGB asked Feb 19, 2023

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36 votes

3/a times x -4 equals 20

Mathematics
high-school

AndrewGB asked Feb 19, 2023

by AndrewGB

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1 Answer

25 votes

Answer:

a = -5/3

Explanation:

3/a × -4 = 20

3a × -4/-4 = 20/-4

3a = -5

a = -5/3

Check:

3/(-5/3) × - 4 = 20

-5 × - 4 = 20

Plonknimbuzz answered Feb 25, 2023

by Plonknimbuzz

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