{"status": "success", "data": {"description_md": "The lines with equations $ax-2y=c$ and $2x+by=-c$ are perpendicular and intersect at $(1, -5)$. What is $c$?\n\n$\\textbf{(A)}\\ -13\\qquad\\textbf{(B)}\\ -8\\qquad\\textbf{(C)}\\ 2\\qquad\\textbf{(D)}\\ 8\\qquad\\textbf{(E)}\\ 13$", "description_html": "<p>The lines with equations  <span class=\"katex--inline\">ax-2y=c</span>  and  <span class=\"katex--inline\">2x+by=-c</span>  are perpendicular and intersect at  <span class=\"katex--inline\">(1, -5)</span> . What is  <span class=\"katex--inline\">c</span> ?</p>\n<p> <span class=\"katex--inline\">\\textbf{(A)}\\ -13\\qquad\\textbf{(B)}\\ -8\\qquad\\textbf{(C)}\\ 2\\qquad\\textbf{(D)}\\ 8\\qquad\\textbf{(E)}\\ 13</span> </p>\n<hr><p>Full credit goes to <a href=\"https://maa.org/\">MAA</a> for authoring these problems. These problems were taken on the <a href=\"https://artofproblemsolving.com/\">AOPS</a> website.</p>", "hints_md": "", "hints_html": "", "editorial_md": "", "editorial_html": "", "flag_hint": "", "point_value": 1, "problem_name": "2017 AMC 10B Problem 10", "can_next": true, "can_prev": true, "nxt": "/problem/17_amc10B_p11", "prev": "/problem/17_amc10B_p09"}}