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When it comes to service to humanity, Dowen College Lagos is exceptional. Dowen College engages in many services to humanity without expecting reward from government or anybody. One of the most amazing services being rendered to humanity by Dowen College Read More …
Watch the video here on how to solve simultaneous equations using substitution method: After watching the video, solve the following equations using substitution method: 3x + y = 13 …………….(i) 2x – 3y = -17 ………………(ii) (Photo Credit: Read More …