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6 Nov 2019
Solve the following system of equations algebraically: a) 2x + 8y = 7 and 3x - 5y = 4 b) 5x - 4y = -9 and 4x - y + 3z = 5 an -8x + 3y - 5z = 6 c) x - 2y + 3z = 4 and 2x + y - 4z = 3 an -3x + 4y - z = -2 d) 2x - 3y = 12 and 3y + z = 2 and 5x - 3z = 3 Show transcribed image text
Solve the following system of equations algebraically: a) 2x + 8y = 7 and 3x - 5y = 4 b) 5x - 4y = -9 and 4x - y + 3z = 5 an -8x + 3y - 5z = 6 c) x - 2y + 3z = 4 and 2x + y - 4z = 3 an -3x + 4y - z = -2 d) 2x - 3y = 12 and 3y + z = 2 and 5x - 3z = 3
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