3x-15=3(45)-15

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Solution for 3x-15=3(45)-15 equation: 



3x-15=3(45)-15

We move all terms to the left:

3x-15-(3(45)-15)=0

We add all the numbers together, and all the variables

3x-15-330=0

We add all the numbers together, and all the variables

3x-345=0

We move all terms containing x to the left, all other terms to the right

3x=345

x=345/3

x=115

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