Question 212812
Solve by substitution method


{{{9x+4y= -55}}}
{{{-7x+y= 51}}}

Use the following steps to solve the above system of equations:


*[invoke linear_substitution "x", "y", 9, 4, -55, -7, 1, 51 ]


I hope the above steps were helpful.


For Step-By-Step free videos in Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry.


Good luck in your studies!


Respectfully,
Dr J