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7x-9^4+213=54-3x
We move all terms to the left:
7x-9^4+213-(54-3x)=0
We add all the numbers together, and all the variables
7x-(-3x+54)+213-9^4=0
We add all the numbers together, and all the variables
7x-(-3x+54)-6348=0
We get rid of parentheses
7x+3x-54-6348=0
We add all the numbers together, and all the variables
10x-6402=0
We move all terms containing x to the left, all other terms to the right
10x=6402
x=6402/10
x=640+1/5
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