20x*3+15=45

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Solution for 20x*3+15=45 equation: 



20x*3+15=45

We move all terms to the left:

20x*3+15-(45)=0

We add all the numbers together, and all the variables

20x*3-30=0

Wy multiply elements

60x-30=0

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

60x=30

x=30/60

x=1/2

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