4x — 2 y = 20 3) 2.r+2y=o -20 3x+3y=3 infinitely manv solutions 7) -32 —16 infinitely...
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- 4x — 2 y = 20 3) 2.r+2y=O -20 3x+3y=3 Infinitely manv solutions 7) -32 —16 Infinitely manv solutions 14 25 3x— 4 y = 1 -5x+ -5x+5y=10 No solution. -5x-5y=25 —2x — = 16 2)
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