Respuesta:
[tex]18 0 ° = (180° - 147 ° ) + 3x + 4x \\ 180 ° = 33 ° + 4x + 3x \\ 180 ° = 33 ° + 7x \\ 180 ° - 33 ° = 7x \\ 147 ° = 7x \\ 21 ° = x [/tex]
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Respuesta:
[tex]18 0 ° = (180° - 147 ° ) + 3x + 4x \\ 180 ° = 33 ° + 4x + 3x \\ 180 ° = 33 ° + 7x \\ 180 ° - 33 ° = 7x \\ 147 ° = 7x \\ 21 ° = x [/tex]