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0.12(x+3.000)=4.200
We move all terms to the left:
0.12(x+3.000)-(4.200)=0
We add all the numbers together, and all the variables
0.12(x+3)-(4.2)=0
We add all the numbers together, and all the variables
0.12(x+3)-4.2=0
We multiply parentheses
0.12x+0.36-4.2=0
We add all the numbers together, and all the variables
0.12x-3.84=0
We move all terms containing x to the left, all other terms to the right
0.12x=3.84
x=3.84/0.12
x=32
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