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Secondary 1 | Maths
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Date Posted: 2 years ago
Views: 191
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Hope this helps
Date Posted:
2 years ago
For Sec 1,
12a + 12b
= 12 (a+b)
= 12 (16)
= 192
And
P+Q = 12a -50→①
R+S = 12b -50 →②
①+②,
P+Q+R+S = 12a +12b -100= 192-100 = 92
12a + 12b
= 12 (a+b)
= 12 (16)
= 192
And
P+Q = 12a -50→①
R+S = 12b -50 →②
①+②,
P+Q+R+S = 12a +12b -100= 192-100 = 92
done
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Date Posted:
2 years ago
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