salahdeen
salahdeen
25-02-2016
Mathematics
contestada
this is my questions may you help me
Respuesta :
leahyvonnejames
leahyvonnejames
25-02-2016
2(x+1)=9
Distribute and multiply
2x+2=9
Subtract 2 from each side
2x=7
divide 2x/2 and 7/2
x=7/2 OR x=3 and 1/2
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