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3 votes
Solve for x : 12x + 3x + 15 = 45

User Alqueraf
by
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1 Answer

7 votes

Answer:

x = 2

Explanation:

12x + 3x + 15 = 45

12x + 3x = 15x

15x + 15 = 45

45 - 15 = 30

15x = 30

30 / 15 = 2

x = 2

User SioGabx
by
5.9k points