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Hillier Hillier
wrote...
Posts: 550
Rep: 5 0
6 years ago
Solve the system of equations:    2x + 8y = -18
   2x - 4y = 10
Textbook 
Contemporary Business Mathematics with Canadian Applications

Contemporary Business Mathematics with Canadian Applications


Edition: 11th
Authors:
Read 38 times
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Replies
wrote...
6 years ago
2x + 8y = -18
2x - 4y = 10
   4y = -8
   y = -2
2x + 8(-2) = -18
2x - 16 = -18
2x = -2
 x = -1
Hillier Author
wrote...
6 years ago
Thank you for helping
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