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except for d Solve the following simultaneous linear equations by substitution method. a. x + y = 2 and x - y = 0 b.

except for d

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Solve the following simultaneous linear equations by substitution method. a. x + y = 2 and x - y = 0 b. 2x + y = 4 and 2x - y =0 c. 2x + y =5 and 3x + 2y = 8 d. 3x + 4y = 27 and 7x - 2y = 29 e. 5x + 3y = -1 and 2x + y =0 f. 4x + 3y = 100 and 5x + 2y = 90

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