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Use substitution method 8x+5y=9;3x+2y=4 |
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Answer» 8x+5y=9 (1)3x+2y=4 (2)By substitution methodX=9-5y/8 (3)Substitute equation 3 in 23x+2y=43(9-5y/8)+2y=427-15y/8+2y=427-15y+16y=4×827+y=32y=32-27y=5Place y=5 in equation 18x+5y=98x+5(5)=98x+25=98x=9-258x=-16x=-16/8x=-2 Y =5 X =2 Please like my answer |
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