Ayuda!!
1) a × b = -12 ∧ a = +13 → b =
2) a ÷ b = +4 ∧ a = -20 → b =
3) a × b = +45 ∧ b = -9 → a =
4) a ÷ b = -2 ∧ b = +5 → a =
1) a × b = -12 ∧ a = +13 → b =
2) a ÷ b = +4 ∧ a = -20 → b =
3) a × b = +45 ∧ b = -9 → a =
4) a ÷ b = -2 ∧ b = +5 → a =
Respuesta:
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mañana te dijo