hernandezv57
hernandezv57
09-10-2020
Mathematics
contestada
is -14n-7=7 true or false
Respuesta :
blocboyAJ
blocboyAJ
09-10-2020
-14n-7=7
add 7 to both sides
-14n=14
divide by -14 to both sides
n=-1
plug -1 to the equation and its true
7=7
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