help asap! i need help for qn 3b n 3d! i dont understand how to do and i need to

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secondary 3 | A Maths
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secondary 3 A Maths Singapore

help asap! i need help for qn 3b n 3d! i dont understand how to do and i need to hand up by tdy! tysmm

Date Posted: 1 year ago

AC Lim

1 year ago

3Ax -2A+5B-Bx =11x - 16
(3A-B)x - (2A-5B) = 11x - 16
Compare left and right.
3A-B = 11 →①
2A -5B = 16 → ②

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compare / match like terms

Date Posted: 1 year ago