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4=51.75-1.25x
We move all terms to the left:
4-(51.75-1.25x)=0
We add all the numbers together, and all the variables
-(-1.25x+51.75)+4=0
We get rid of parentheses
1.25x-51.75+4=0
We add all the numbers together, and all the variables
1.25x-47.75=0
We move all terms containing x to the left, all other terms to the right
1.25x=47.75
x=47.75/1.25
x=38+0.25/1.25
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