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Solve 5kx + 6 = 7 kx for x.
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2 votes
Solve 5kx + 6 = 7 kx for x.

User Viral Solani
by
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1 Answer

4 votes
Subtract 6 on both sides

5kx + 6 - 6 = 7kx - 6
5kx = 7kx - 6

Then subtract 7kx on both sides
5kx - 7kx = 7kx - 6 - 7kx
-2kx = -6

Now divide by -2k on both sides
-2kx/-2k = -6/-2k
x = -6/-2k
Simplify
x = 3/k
User Jorge Olivero
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