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Twice the sum of 18 and x is 42
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Twice the sum of 18 and x is 42

User Josh Fraser
by
7.8k points

1 Answer

1 vote

Answer:

x=3

Explanation:

We are taking 2 times the sum ( addition) of 18 and x

2 ( 18+x) = 42

Divide each side by 2

2 /2 ( 18+x) = 42/2

18+x = 21

Subtract 18 from each side

18+x-18 = 21-18

x = 3

User Konstantin Milyutin
by
8.5k points
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