Question 1 Report
Solve the simultaneous equations 2x - 3y + 10 = 10x - 6y = 5
Answer Details
2x - 3y = -10; 10x - 6y = -5 2x - 3y = -10 x 2 10x - 6y = 5 4x - 6y = -20 .......(i) 10x - 6y = 5.......(ii) eqn(ii) - eqn(1) 6x = 15 x = 156 15 6 = 52 5 2 x = 212 1 2 Sub. for x in equ.(ii) 10(52 5 2 ) - 6y = 5 y = 312
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