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Alexis Phelps
Mathematics
26 January, 17:48
Y=2x+1
x-y=-3
is (2,5) a solution of the system?
+5
Answers (
1
)
Harley Baldwin
26 January, 18:02
0
(2,5) is the solution of the system
Step-by-step explanation:
x = 2, y = 5
if we substitute this values in equation y = 2x + 1
y = 2 (2) + 1 = 5 (true for y and x in equation (1))
Let's check for x - y = - 3
x = - 3 + y = - 3 + 5 = 2 ((true for y and x in equation (2) also)
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