emily75
emily75
14-03-2016
Mathematics
contestada
What does this equal? 5x+4=7x+2
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nobrains
nobrains
14-03-2016
5x + 4 = 7x + 2
Subtract 5x from both sides.
4 = 2x + 2
Subtract 2 from both sides.
2 = 2x
Divide both sides by 2.
1 = x
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Аноним
Аноним
14-03-2016
5x+4=7x+2=4+-2x=2. 4+-2x=2=-2x=2. Therefore, x=1
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