If 2x + 5y = 21 and x + y = 3, then what is the value of x?
a x=-5
b x=2
c...
Mathematics, 16.12.2019 00:31 FrankyV3220
If 2x + 5y = 21 and x + y = 3, then what is the value of x?
a x=-5
b x=2
c x=5
d x=-2
Answers: 1
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