oszustl23081 oszustl23081

19-01-2024
Mathematics

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Which ordered pair (r, s) is the solution to the given system of equations?
{ 5r+7s= 61
{-5r+7s= -19

a. (1, 8)
b. (3, 8)
c. (1, -2)
d. (8, 3)

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