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5.75(k-3)+4.50(k-5)=5(5.25)
We move all terms to the left:
5.75(k-3)+4.50(k-5)-(5(5.25))=0
We add all the numbers together, and all the variables
5.75(k-3)+4.50(k-5)-26.25=0
We multiply parentheses
5.75k+4.5k-17.25-22.5-26.25=0
We add all the numbers together, and all the variables
10.25k-66=0
We move all terms containing k to the left, all other terms to the right
10.25k=66
k=66/10.25
k=6+1.8/4.1
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