3x - 2y = - 2

x + 3y = 14

To solve this system by substitution, which expression could be substituted for x?

A) 3y + 14

B) 3y - 14

C) - 3y + 14

D) - 3y - 14

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Solve) - 3 (9n - 8) + 5r use n = 2 and r = 8

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