3x-2x+7=(20-12/7+1)

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Solution for 3x-2x+7=(20-12/7+1) equation:



3x-2x+7=(20-12/7+1)
We move all terms to the left:
3x-2x+7-((20-12/7+1))=0
We add all the numbers together, and all the variables
3x-2x+7-((-12/7+21))=0
We add all the numbers together, and all the variables
x+7-((-12/7+21))=0
We multiply all the terms by the denominator
x*7+21))+7*7+21))-((-12=0
We add all the numbers together, and all the variables
x*7=0
Wy multiply elements
7x=0
x=0/7
x=0

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