Mundo em Python

Resolver Equação Linear

Publicado 11-08-2023
Caio Mário 
from tkinter import *
root = Tk()
root.geometry("400x400")
root.resizable(0, 0)
root.config(bg="#2065d4")
root.title("Resolver Equação Linear")
titulo = Label(text="Resolver Equação Linear",
               font=("Arial", "23", "bold"),bg="#2065d4",fg="#d9ead3")
titulo.place(relx=0.04, rely=0.05)
texto_sub1 = Label(text="Coeficiente [a]:",
                    font=("Arial", "15", "bold"),bg="#2065d4",fg="#d9ead3")
texto_sub1.place(relx=0.17, rely=0.3)

texto_sub2 = Label(text="Termo Constante [b]:",
                    font=("Arial", "15", "bold"),bg="#2065d4",fg="#d9ead3")
texto_sub2.place(relx=0.05, rely=0.5)
Coeficiente = IntVar()
Coeficiente_entrada = Entry(textvariable=Coeficiente,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Coeficiente_entrada.place(relx=0.58, rely=0.3, relwidth=0.35)

Termo_Constante = IntVar()
Termo_Constante_entrada = Entry(textvariable=Termo_Constante,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
Termo_Constante_entrada.place(relx=0.58, rely=0.5, relwidth=0.35)

def limpar():
    Termo_Constante_entrada.delete(0, END)
    Coeficiente_entrada.delete(0, END)
    resultado.set("")

def app():
    a = Coeficiente.get()
    b = Termo_Constante.get()
    if a == 0:
        if b == 0:
            mensagem = "Infinitas soluções."
        else:
            mensagem = "Sem solução."
    else:
        x = -b / a
        mensagem = f"Solução: x= {round(x,2)}"
    resultado.set(mensagem)
but1 = Button(text="Calcular", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.05, rely=0.65, relwidth=0.25, relheight=0.1)
but_limpar = Button(text="Limpar", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=limpar)
but_limpar.place(relx=0.35, rely=0.65, relwidth=0.25, relheight=0.1)

but_sair = Button(text="Sair", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=root.destroy)
but_sair.place(relx=0.65, rely=0.65, relwidth=0.25, relheight=0.1)

resultado = StringVar()
resultado_texto = Label(textvariable=resultado,
                           font=("Arial", 12, "bold"), bg="#cfe2f3")
resultado_texto.place(relx=0.05, rely=0.8, relwidth=0.9,relheight=0.1)
root.mainloop()
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