icantspeakengles
24.08.2019 •
Mathematics
Solve, using linear combination.
3x + y = 4
2x + y = 4
a. (-1,7)
b. (0,4)
c. (-3,12)
d. (-3,13)
Solved
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Ответ:
3x - 2x = y - y
x = 0
so the answer is (x,y) (0,4)
Ответ: