{"id":1482,"date":"2019-06-25T18:12:17","date_gmt":"2019-06-25T22:12:17","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/?post_type=back-matter&p=1482"},"modified":"2020-01-04T15:45:34","modified_gmt":"2020-01-04T20:45:34","slug":"answer-key-5-1","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/back-matter\/answer-key-5-1\/","title":{"raw":"Answer Key 5.1","rendered":"Answer Key 5.1"},"content":{"raw":"[latexpage]\r\n
    \r\n \t
  1. \\((-1,2)\\)\r\n\"lines<\/li>\r\n \t
  2. \\((-4,3)\\)\r\n\"lines<\/li>\r\n \t
  3. \\((-1,-3)\\)\r\n\"lines<\/li>\r\n \t
  4. \\((-3,1)\\)\r\n\"lines<\/li>\r\n \t
  5. Parallel lines \u2234 no intersection\r\n\"graph<\/li>\r\n \t
  6. \\((-2,-2)\\)\r\n\"lines<\/li>\r\n \t
  7. \\((-3,1)\\)\r\n\"-3,<\/li>\r\n \t
  8. \\((1,-2)\\)\r\n\"lines<\/li>\r\n \t
  9. \\((-3,-1)\\)\r\n\"lines<\/li>\r\n \t
  10. Parallel lines \u2234 no intersection\r\n\"graph<\/li>\r\n \t
  11. \\(\\begin{array}{rrrrrrrrrr}\r\n\\\\ \\\\ \\\\ \\\\ \\\\ \\\\ \\\\\r\nx&+&3y&=&-9\\hspace{0.25in}&5x&+&3y&=&3 \\\\\r\n-x&&&&-x\\hspace{0.25in}&-5x&&&&-5x \\\\\r\n\\midrule\r\n\\dfrac{3y}{3}&=&\\dfrac{-x}{3}&-&\\dfrac{9}{3}\\hspace{0.25in}&\\dfrac{3y}{3}&=&\\dfrac{-5x}{3}&+&\\dfrac{3}{3} \\\\ \\\\\r\ny&=&-\\dfrac{1}{3}x&-&3\\hspace{0.25in}&y&=&-\\dfrac{5}{3}x&+&1 \\\\ \\\\\r\n(3,-4)&&&&&&&&&\r\n\\end{array}\\)\r\n\"3,-4\"<\/li>\r\n \t
  12. \\(\\begin{array}{rrrrrrrrrr}\r\n\\\\ \\\\ \\\\ \\\\ \\\\ \\\\ \\\\\r\nx&+&4y&=&-12\\hspace{0.25in}&2x&+&y&=&4 \\\\\r\n-x&&&&-x\\hspace{0.25in}&-2x&&&&-2x \\\\\r\n\\midrule\r\n\\dfrac{4y}{4}&=&\\dfrac{-x}{4}&-&\\dfrac{12}{4} \\hspace{0.25in}&y&=&-2x&+&4 \\\\ \\\\\r\ny&=&-\\dfrac{1}{4}x&+&3 \\hspace{0.25in}&y&=&-2x&+&4 \\\\ \\\\\r\n(4,-4)&&&&&&&&&\r\n\\end{array}\\)\r\n\"lines<\/li>\r\n<\/ol>","rendered":"
      \n
    1. \"(-1,2)\"
      \n\"lines<\/li>\n
    2. \"(-4,3)\"
      \n\"lines<\/li>\n
    3. \"(-1,-3)\"
      \n\"lines<\/li>\n
    4. \"(-3,1)\"
      \n\"lines<\/li>\n
    5. Parallel lines \u2234 no intersection
      \n\"graph<\/li>\n
    6. \"(-2,-2)\"
      \n\"lines<\/li>\n
    7. \"(-3,1)\"
      \n\"-3,<\/li>\n
    8. \"(1,-2)\"
      \n\"lines<\/li>\n
    9. \"(-3,-1)\"
      \n\"lines<\/li>\n
    10. Parallel lines \u2234 no intersection
      \n\"graph<\/li>\n
    11. \"\begin{array}{rrrrrrrrrr}
      \n\"3,-4\"<\/li>\n
    12. \"\begin{array}{rrrrrrrrrr}
      \n\"lines<\/li>\n<\/ol>\n","protected":false},"author":727,"menu_order":37,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"back-matter-type":[],"contributor":[],"license":[],"class_list":["post-1482","back-matter","type-back-matter","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1482","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\/727"}],"version-history":[{"count":9,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1482\/revisions"}],"predecessor-version":[{"id":3775,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1482\/revisions\/3775"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter\/1482\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/media?parent=1482"}],"wp:term":[{"taxonomy":"back-matter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/pressbooks\/v2\/back-matter-type?post=1482"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/contributor?post=1482"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/intermediatealgebrakpu\/wp-json\/wp\/v2\/license?post=1482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}