Question #c419f Precalculus Matrix Row Operations Solving a System of Equations Using a Matrix 1 Answer A. S. Adikesavan Mar 13, 2016 #x = ln c / ( a - b )# Explanation: #e^((a-b)x) = c# Use #ln e^n = n# This is valid for any c > 0. #e^(kx) > 0#, for all k and x. Answer link Related questions How do I use matrices to solve the system #2x+3y=4# and #5x+8y=11#? How do I solve a system of equations using an augmented matrix? How do I solve a system of 3 equations with a matrix? How do I solve a system of equations using inverse matrices? How do I solve a system of 2 equations using a matrix? How do I use matrices to find the solution of the system of equations #3x+4y=10# and #x-y=1#? How do I use matrices to find the solution of the system of equations #c+3d=8# and #c=4d-6#? How do I use matrices to find the solution of the system of equations #y=1/3x+7/3# and #y=−5/4x+11/4#? How do I use matrices to find the solution of the system of equations #y=−2x+4# and #y=−2x−3#? How do I use matrices to find the solution of the system of equations #y=−2x−4# and #y+4=−2x#? See all questions in Solving a System of Equations Using a Matrix Impact of this question 1487 views around the world You can reuse this answer Creative Commons License