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2010-02-22T19:48:57+01:00
2(x+3)=10
2x+6=10
2x=4
x=2
2010-02-22T19:49:03+01:00
2(x + 3) = 10
2x + 6 = 10
2x = 4 /:2
x = 2
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2010-02-22T19:49:05+01:00
2(x+3)=10
2x+6=10
2x=10-6
2x=4/:2
x=2