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Please help with the following: 1. Use elementary row operations to solve c - 3y = -8 Ar + 5y = 19 2. Discuss the

Please help with the following:
1. Use elementary row operations to solve c - 3y = -8 Ar + 5y = 19 2. Discuss the solutions to the linear system r + 3y = 4 2x + ay = b where a, be R. 3. Use elementary row operations to solve r + 3y - = = 15 (x + 2y + 2 = 3 2r-y+2 =5 a) 2cty + = =7 b) 2r- y+ z =8 c) Katy- 2=2 - y - 22 = 0 3r - 4y + 2 = 18 3x - 3y + 32 = 8

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