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Question
primary 5 | Maths
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Pls help me.. thank you..
Date Posted: 4 years ago
Views: 231
K: 1u
Y: 500-1u
M: 500-1u+220-1u = 720-2u
[why? K+M = 220+Y
this means M = 220+Y-K ]
720-2u +500-1u = 1u + 140
1u = 270
M has 180
.
.
.
Y: 500-1u
M: 500-1u+220-1u = 720-2u
[why? K+M = 220+Y
this means M = 220+Y-K ]
720-2u +500-1u = 1u + 140
1u = 270
M has 180
.
.
.
See 1 Answer
done
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This is the algebra method! I am not sure how to draw the models for this question. You may wanna ask your teacher for the model method but to me, algebra for this question will lead to less careless mistakes. Hope it helps!
Date Posted:
4 years ago
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