haliemmaspiegel
haliemmaspiegel
22-02-2021
Mathematics
contestada
-3x =21
1/3x =6
-1/2x =-7
Respuesta :
alexanderperezii
alexanderperezii
22-02-2021
-3x = 21
Divide -3 from both sides and you get x = -7
1/3x = 6
Divide 1/3 from both sides and you get x = 18
-1/2x = -7
Divide -1/2 from both sides and you get x = 14 (you get a positive answer from 2 negatives)
Dividing 1/3 is just multiplying by 3, and dividing -1/2 is just multiplying by -2
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