ambercv
ambercv
10-12-2015
Mathematics
contestada
10x+3y=19 y=2x+5 help
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ScientiaPotentiaEst
ScientiaPotentiaEst
10-12-2015
10x+3(2x+5)=19
10x+6x+15=19
16x+15=19
16x=4
x=4/16
x=1/4
:)
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