ryantrajean7
26.09.2019 •
Mathematics
What is the solution to the following system of equations?
[x+y=5
(x-y= 1
0 (-2,7)
(2,3)
(3, 2)
(7-2)
Solved
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Ответ:
(3,2)
Step-by-step explanation:
The system is
x + y = 5
x -y = 1
Add the equations to eliminate y
2x = 6>x=3
Substitute this value in any equation
3+y = 5>y=2
The solution is (3,2)
Ответ:
C) 3x^2 + 20x + 12 = 0
Step-by-step explanation: Because it is the right answer