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5x + 3 = 3x + 9 what is the value of x
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5x + 3 = 3x + 9 what is the value of x

User Lunyx
by
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1 Answer

7 votes

Answer:

x = 3

Explanation:

5x + 3 = 3x + 9

subtract 3 on both sides (cancels out 3) (inverse operation)

5x = 3x + 6

subtract 3x on both sides (cancels out 3x) (inverse operation)

2x = 6

divide both sides by 2 (isolates x) (simplifies)

x = 3

User Vangel
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