 
 <translate> Give the step-by-step reasoning process and then the final answer. Mr. and Mrs. Boyden take their 3 children to a leisure park. They buy tickets for the whole family. The cost of an adult ticket is $6 more than the cost of a child ticket. The total cost of the 5 tickets is $77. What is the cost of an adult ticket? <ibo> Kwuo otú e si atụgharị uche n'isiokwu ahụ, kọwaa nke ọ bụla n'ime ha, ma kwuo ihe bụ azịza ya. Maazị na Oriakụ Boyden kpọọrọ ụmụ ha atọ gaa n'ogige ntụrụndụ. Ha na-azụtara ezinụlọ ha dum tiketi. Ọnụ ego tiketi ndị toro eto ji $6 karịa nke tiketi ụmụaka. Ọnụ ego tiketi ise ahụ bụ $77. Ego ole ka tiketi ndị toro eto na-efu? 