2017 AMC 10B Problems/Problem 10: Difference between revisions
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==Problem== | ==Problem== | ||
The lines with equations <math>ax-2y=c</math> and <math>2x+by=-c</math> are perpendicular and intersect at <math>(1, 5)</math>. What is <math>c</math>? | |||
<math>\textbf{(A)}\ -13\qquad\textbf{(B)}\ -8\qquad\textbf{(C)}\ 2\qquad\textbf{(D)}\ 8\qquad\textbf{(E)}\ 13</math> | |||
==Solution== | ==Solution== | ||
Revision as of 12:34, 16 February 2017
Problem
The lines with equations 
and 
are perpendicular and intersect at 
. What is 
?
Solution
Placeholder
See Also
| 2017 AMC 10B (Problems • Answer Key • Resources) | ||
| Preceded by Problem 9 |
Followed by Problem 11 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
| All AMC 10 Problems and Solutions | ||
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