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sweet [91]
3 years ago
15

Y=2x X+y=12 What is the answer

Mathematics
2 answers:
Klio2033 [76]3 years ago
5 0
For the first one X = 6 & Y = 12
For the second one x & y equals 6
weqwewe [10]3 years ago
4 0
Y = 2x 
x + y = 12
Well it says y = 2x, so lets substitute that here. 
x + 2x = 12
3x = 12
x = 4
y = 2x
y = 2(4)
y = 8

So x = 4,  y = 8. 
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