Question

3x + 15 = 45 .solve this ​

Answer 1

3x+15=45

3x=45+15

3x=60

x=60/3

x=>20

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Answer 2

Answer:

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3x + 15 = 45

3 + 15 = 45 ÷ x

45 ÷ 15 = 3

x = 3