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It assesses knowledge in subjects relevant to the candidate’s chosen course of study.","tags","utme jamb joint admission matriculation board unified tertiary matriculation examination nigeria africa","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",19,"createdOn",1755987353430,"updatedOn","questionsCount",29915,"courseCount",20,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":398},"jGD3OSnke2FgFm3KD2IIy3oBlXCmb3","q","If 2x + 3y = 1 and x - 2y = 11, find (x + y)","ans",[414],3,"1984","course","mathematics","exp","2x + 3y = 1 x 2.......(i)
\n
\nx - 2y = 11 x 3.......(ii)
\n
\n4x + 6y = 2........(iii)
\n
\n3x - 6Y = 33........(4)
\n
\n7x = 35
\n
\nx = 5
\n
\nSubt. for x
\n
\n10 + 3y = 1
\n
\n3y = -9
\n
\ny = -3
\n
\nx + y = 5 + -3
\n
\n5 - 3 = 2","opts",[422,423,424,425,426],"5","-3","8","2","-2","19","initComment","initReply","actionData","errors"]

JAMB - Mathematics (1984 - No. 19)

Explanation

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