Solve the following pair of linear equations by the
elimination method and the substitution method :(DO
ONLY BY ELIMINATION METHOD)
(ii) 3x + 4y = 10 and 2x – 2y = 2
(iii) 3x – 5y – 4 = 0 and 9x = 2y +7
(iv) + =-1 and x -= 3
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