dulce30
dulce30
28-08-2018
Mathematics
contestada
help ?? please?? ill appreciate it a lot ..!
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syoung132
syoung132
01-09-2018
x=7. if you add 7 to both sides and then subtract 4x from both sides, you get 3x=21. so then you divide both sides by 3 and get x=7
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