Pasagot po yung matino sana, Nonsense report po, salmat

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[tex]the \: x = 3 \: y = 50 \\ so \: y = 15x + 5 \\ it \: x = 4 \: y = 4x.5 + 5 = 65 \\ it \: x = 6 \: y = 95 \: [/tex]
[tex]total = 20 + 35 + 50 + 65 + 80 + 95 \\ = (80 + 20) + (35 + 65)50 \\ = 100 + 100 + 50 \\ = 250 + 95 \\ = 345[/tex]