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Mathematics
25.02.2022 06:03
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Solve the following system of equations algebraically. verify your solution either
Solve the following system of equations algebraically. verify your solution either graphically or by using matrices.
3x-y=0
5x+2y=22
***i think i have an idea how to solve.. i'm not 100% sure about that though.. and idk how toyouuu : )
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krystalhurst97
5,0(95 marks)
3x - y = 0 . . . (1)
5x + 2y = 22 . . . (2)
From (1), y = 3x . . . (3)
Putting (3) into (2) gives:
5x + 2(3x) = 22
5x + 6x = 22
11x = 22
x = 2
From (3), y = 3(11) = 33
x = 11, y = 33.
PurpleAndBlue
4,8(95 marks)
that what I got from math papa-
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