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k-2.1/7=3.4
We move all terms to the left:
k-2.1/7-(3.4)=0
We add all the numbers together, and all the variables
k-3.4-2.1/7=0
We multiply all the terms by the denominator
k*7-2.1-(3.4)*7=0
We add all the numbers together, and all the variables
k*7-25.9=0
Wy multiply elements
7k-25.9=0
We move all terms containing k to the left, all other terms to the right
7k=25.9
k=25.9/7
k=3+2.5789473684211/3.6842105263158
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