{"id":1192,"date":"2019-06-05T15:53:01","date_gmt":"2019-06-05T19:53:01","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/?post_type=back-matter&p=1192"},"modified":"2019-10-08T14:05:56","modified_gmt":"2019-10-08T18:05:56","slug":"answer-key-2-1","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/back-matter\/answer-key-2-1\/","title":{"raw":"Answer Key 2.1","rendered":"Answer Key 2.1"},"content":{"raw":"[latexpage]\r\n
    \r\n \t
  1. \u00a0\\(\\begin{array}{rrl}\r\n\\\\ \\\\\r\nv+9&=&16 \\\\\r\n-9&&-9 \\\\\r\n\\midrule\r\nv&=&7\r\n\\end{array}\\)<\/li>\r\n \t
  2. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n14&=&b&+&3 \\\\\r\n-3&&&-&3 \\\\\r\n\\midrule\r\n11&=&b&&\r\n\\end{array}\\)<\/li>\r\n \t
  3. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\nx&-&11&=&-16 \\\\\r\n&+&11&&+11 \\\\\r\n\\midrule\r\n&&x&=&-5\r\n\\end{array}\\)<\/li>\r\n \t
  4. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n-14&=&x&-&18 \\\\\r\n+18&&&+&18 \\\\\r\n\\midrule\r\nx&=&4&&\r\n\\end{array}\\)<\/li>\r\n \t
  5. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n30&=&a&+&20 \\\\\r\n-20&&&-&20 \\\\\r\n\\midrule\r\na&=&10&&\r\n\\end{array}\\)<\/li>\r\n \t
  6. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n-1&+&k&=&5 \\\\\r\n+1&&&&+1 \\\\\r\n\\midrule\r\n&&k&=&6\r\n\\end{array}\\)<\/li>\r\n \t
  7. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\nx&-&7&=&-26 \\\\\r\n&+&7&&+7 \\\\\r\n\\midrule\r\n&&x&=&-19\r\n\\end{array}\\)<\/li>\r\n \t
  8. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n-13&+&p&=&-19 \\\\\r\n+13&&&&+13 \\\\\r\n\\midrule\r\n&&p&=&-6\r\n\\end{array}\\)<\/li>\r\n \t
  9. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n13&=&n&-&5 \\\\\r\n+5&&&+&5 \\\\\r\n\\midrule\r\nn&=&18&&\r\n\\end{array}\\)<\/li>\r\n \t
  10. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n22&=&16&+&m \\\\\r\n-16&&-16&& \\\\\r\n\\midrule\r\nm&=&6&&\r\n\\end{array}\\)<\/li>\r\n \t
  11. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{340}{-17}&=&\\dfrac{-17x}{-17} \\\\ \\\\\r\nx&=&-20\r\n\\end{array}\\)<\/li>\r\n \t
  12. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{4r}{4}&=&\\dfrac{-28}{4} \\\\ \\\\\r\nr&=&-7\r\n\\end{array}\\)<\/li>\r\n \t
  13. \\(\\begin{array}{l}\r\n\\\\ \\\\\r\n\\left(-9=\\dfrac{n}{12}\\right)(12) \\\\ \\\\\r\nn=-108\r\n\\end{array}\\)<\/li>\r\n \t
  14. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{27}{9}&=&\\dfrac{9b}{9} \\\\ \\\\\r\nb&=&3\r\n\\end{array}\\)<\/li>\r\n \t
  15. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{20v}{20}&=&\\dfrac{-160}{20} \\\\ \\\\\r\nv&=&-8\r\n\\end{array}\\)<\/li>\r\n \t
  16. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{-20x}{-20}&=&\\dfrac{-80}{-20} \\\\ \\\\\r\nx&=&4\r\n\\end{array}\\)<\/li>\r\n \t
  17. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{340}{20}&=&\\dfrac{20n}{20} \\\\ \\\\\r\nn&=&17\r\n\\end{array}\\)<\/li>\r\n \t
  18. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{12}{8}&=&\\dfrac{8a}{8} \\\\ \\\\\r\na&=&\\dfrac{3}{2}\r\n\\end{array}\\)<\/li>\r\n \t
  19. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{16x}{16}&=&\\dfrac{320}{16} \\\\ \\\\\r\nx&=&20\r\n\\end{array}\\)<\/li>\r\n \t
  20. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{8k}{8}&=&\\dfrac{-16}{8} \\\\ \\\\\r\nk&=&-2\r\n\\end{array}\\)<\/li>\r\n \t
  21. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n-16&+&n&=&-13 \\\\\r\n+16&&&&+16 \\\\\r\n\\midrule\r\n&&n&=&3\r\n\\end{array}\\)<\/li>\r\n \t
  22. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\n-21&=&x&-&5 \\\\\r\n+5&&&+&5 \\\\\r\n\\midrule\r\nx&=&-16&&\r\n\\end{array}\\)<\/li>\r\n \t
  23. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\np&-&8&=&-21 \\\\\r\n&+&8&&+8 \\\\\r\n\\midrule\r\n&&p&=&-13\r\n\\end{array}\\)<\/li>\r\n \t
  24. \\(\\begin{array}{rrrrr}\r\n\\\\ \\\\\r\nm&-&4&=&-13 \\\\\r\n&+&4&&+4 \\\\\r\n\\midrule\r\n&&m&=&-9\r\n\\end{array}\\)<\/li>\r\n \t
  25. \\(\\begin{array}{l}\r\n\\\\ \\\\\r\n\\left(\\dfrac{r}{14}=\\dfrac{5}{14}\\right)(14) \\\\ \\\\\r\nr=5\r\n\\end{array}\\)<\/li>\r\n \t
  26. \\(\\begin{array}{l}\r\n\\\\ \\\\\r\n\\left(\\dfrac{n}{8}=40\\right)(8) \\\\ \\\\\r\nn=320\r\n\\end{array}\\)<\/li>\r\n \t
  27. \\(\\begin{array}{rrl}\r\n\\\\ \\\\ \\\\\r\n\\dfrac{20b}{20}&=&\\dfrac{-200}{20} \\\\ \\\\\r\nb&=&-10\r\n\\end{array}\\)<\/li>\r\n \t
  28. \\(\\begin{array}{l}\r\n\\\\ \\\\ \\\\ \\\\\r\n\\left(-\\dfrac{1}{3}=\\dfrac{x}{12}\\right) (12) \\\\ \\\\\r\n-\\dfrac{1}{3}\\cdot 12 = x \\\\\r\n\\phantom{-\\dfrac{1}{3}\\cdot 1}x=-4\r\n\\end{array}\\)<\/li>\r\n<\/ol>","rendered":"
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    28. \"\begin{array}{l}<\/li>\n<\/ol>\n","protected":false},"author":14,"menu_order":10,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"back-matter-type":[],"contributor":[],"license":[],"class_list":["post-1192","back-matter","type-back-matter","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1192","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/types\/back-matter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/users\/14"}],"version-history":[{"count":14,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1192\/revisions"}],"predecessor-version":[{"id":2298,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1192\/revisions\/2298"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1192\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/media?parent=1192"}],"wp:term":[{"taxonomy":"back-matter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter-type?post=1192"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/contributor?post=1192"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/license?post=1192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}