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4.2(x-3)=1.05
We move all terms to the left:
4.2(x-3)-(1.05)=0
We add all the numbers together, and all the variables
4.2(x-3)-1.05=0
We multiply parentheses
4.2x-12.6-1.05=0
We add all the numbers together, and all the variables
4.2x-13.65=0
We move all terms containing x to the left, all other terms to the right
4.2x=13.65
x=13.65/4.2
x=3+1/4
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