30k+100=20k+140

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Solution for 30k+100=20k+140 equation:


30k+100=20k+140

We simplify the equation to the form, which is simple to understand 
30k+100=20k+140

We move all terms containing k to the left and all other terms to the right. 
+30k-20k=+140-100

We simplify left and right side of the equation. 
+10k=+40

We divide both sides of the equation by 10 to get k. 
k=4

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