Lala64578
Lala64578
20-04-2014
Mathematics
contestada
How do you solve 4x-7=2x+15
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Аноним
Аноним
20-04-2014
[tex]4x-7=2x+15\ \ \ \ /+7\\\\4x-7+7=2x+15+7\\\\4x=2x+22\ \ \ \ /-2x\\\\4x-2x=2x-2x+22\\\\2x=22\ \ \ \ /:2\\\\2x:2=22:2\\\\\underline{\underline{x=11}}[/tex]
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Iqbalwae
Iqbalwae
20-04-2014
4x-7=2x+15
4x-2x=15+7
2x=22
x=11
Answer Link
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