SOLUTION: as written on my homework =
solve the system :
4x-7/2y=-18
7/2x-3y=-31/2
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Question 181450This question is from textbook Algebra & trigonometry blitzer
: as written on my homework =
solve the system :
4x-7/2y=-18
7/2x-3y=-31/2
This question is from textbook Algebra & trigonometry blitzer
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
(1)
(2)
Multiply both sides of (2) by
(2)
(2)
Subtract (1) from (2)
(2)
(1)
Plug this back into (1)
(1)
(1)
The solutions are and
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