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Solve the equation: 3(x - 5) = x + 21
( please help me )

1 Answer

4 votes

Answer:x=18

Explanation:

3(x-5)=x+21

Distribute the 3

3x-15=x+21

Add 15 to each side

3x=x+36

Subtract x from each side

2x=36

Divide each side by 2

x=18

User Markus Marvell
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