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What is the value of x in the equation 4x + 8y = 40, when y = 0.8

User Claus
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2 Answers

3 votes
I believe x would = 8.4 
User Stefan Radulian
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2 votes

4x+8y=40 8y=6.4


4x=33.6


4x=33.6 / 4


x = 8.4
User Anders Revsgaard
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