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bilel2121
11.07.2019 •
Mathematics
Urgent, all accepted ! solve y= 3x-1 and (1/2)y+x=1 for their common solution.
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Ответ:
1/2y = -x + 1
Multiply both sides by 2
y = -2x + 2
Since both equations equal y you can set them equal to each other.
-2x + 2 = 3x - 1
Solve for X
-5x = -3
x = 3/5
Plug this into one of the equations.
3(3/5) - 1 = y
1.8 - 1 = y
y = .8
(0.6, 0.8)
Ответ:
g(x)=(-1/2)0.9^x+4
Step-by-step explanation: