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0.3v+0.9=2.3
We move all terms to the left:
0.3v+0.9-(2.3)=0
We add all the numbers together, and all the variables
0.3v-1.4=0
We move all terms containing v to the left, all other terms to the right
0.3v=1.4
v=1.4/0.3
v=4+0.2/0.3
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