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21 – 3x = 6 3 21 – 3( x ) = 6? -3x = 6?

21 – 3x = 6 3 21 – 3( x ) = 6? -3x = 6?
110k views
4 votes
21 – 3x = 6

3

21 – 3(
x
) = 6?


-3x
= 6?

User George Joseph
by
8.5k points

1 Answer

7 votes

Answer:

x = 5

Explanation:

21 - 3x = 6

21 - 6 = 3x

15 = 3x

5 = x

therefore x=5

User Yvens
by
8.7k points
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