En mi opinión, pagar impuestos es una forma de contribuir solidariamente al bienestar del país.In my opinion, paying taxes is a way of contributing in solidarity to the well-being of the country.
Los signatarios son solidariamente responsables del cumplimiento de todas y cada una de las cláusulas del contrato.The signatories are jointly and severally liable for the compliance of each and every one of the clauses in the contract.