app/views/answers/edit.html.erb
<section class="recipient-answer-form">
<h2>Edit this Answer as <strong><%= @answer.question.person.name %></strong></h2>
<%= simple_form_for @answer, url: answer_path(@answer), html: { accept_charset: "utf-8" } do |f| %>
<% @answer.errors.full_messages.each do |message| -%>
<p class="alert"><%= message -%></p>
<% end -%>
<%= f.input :text, as: :text, label: false %>
<div class="controls"><%= f.submit "Update", class: "cta-pill" %></div>
<% end %>
</section>