Erfana Beevee Binte Hassan Shariff's answer to Lumine's Secondary 2 Maths Singapore question.

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Erfana Beevee Binte Hassan Shariff
Erfana Beevee Binte Hassan Shariff's answer
275 answers (Tutor Details)
1st
You are in the right track. Cross multiply and you get:
18(0.5)= 2m+4
9=2m+4
2m=5
m=2.5