If x + 4y = 18 and x - 4y = 2, then x =?
a) 2
b) 4
c) 5
...
Mathematics, 16.12.2019 07:31 brooke0713
If x + 4y = 18 and x - 4y = 2, then x =?
a) 2
b) 4
c) 5
d)10
Answers: 2
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