Q. 3 C4.0( 35 Votes )

# Solve the following simultaneous equations using Cramer’s rule.

x + 2y = –1; 2x – 3y = 12

Answer :

D = = –3–4 = –7

= = 3–24= –21

= =12+2 = 14

∴ (x,y) = (3, –2) is solution.

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