Answer:
5x + y = 9
3x + 2y = 4
-10x - 2y = -18
3x + 2y = 4
-7x = -14
x = 2
5(2) + y = 9
10 + y = 9
y = -1
(2, -1)
the answer is c
Step-by-step explanation:
Step-by-step explanation:
change the unite to the same one so that they can have the same unite
Hello there i hope you are having a good day :) Your Question : (542)+43×89+21 Answer : 4390
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I think that the answer is m = -1
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