Respuesta:
Explicación paso a paso:
d) 5x = 45
x= 45/5
x= 9
e) x + 11 = 21
x= 21 - 11
x= 10
f) 6x = x + 10
6x - x = 10
5x = 10
x = 10/5
x = 2
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Verified answer
Respuesta:
Explicación paso a paso:
d) 5x = 45
x= 45/5
x= 9
e) x + 11 = 21
x= 21 - 11
x= 10
f) 6x = x + 10
6x - x = 10
5x = 10
x = 10/5
x = 2