Respuesta:
a.- 80
b.- 3
Explicación paso a paso:
a.- X + 18 = 98
X = 98 - 18
X = 80
b.- 3X + 3 = 12
3X = 12 - 3
3X = 9
X = 9/3
X = 3
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Verified answer
Respuesta:
a.- 80
b.- 3
Explicación paso a paso:
a.- X + 18 = 98
X = 98 - 18
X = 80
b.- 3X + 3 = 12
3X = 12 - 3
3X = 9
X = 9/3
X = 3