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primary 6 | Maths | Algebra
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Nelson Loo
Nelson Loo

primary 6 chevron_right Maths chevron_right Algebra chevron_right Singapore

Help! I tried creating 2 equations but couldn’t get the answers, will models and tables work?

Date Posted: 1 year ago
Views: 470
sstrike
Sstrike
1 year ago
1 set
【7】S→ 7×5=35 | 7×$3 = $21
【5】L→ 5×7=35 | 5×$9 = $45

L-S = $45 - $21 = $24

$168 ÷ $24 = 7

(a)
7×35 = 245 (Ans)

(b)
7×($21+$45) = $462 (Ans)

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AC Lim
Ac Lim's answer
12350 answers (A Helpful Person)
1st
Hope this helps
Nelson Loo
Nelson Loo
1 year ago
Thxs for the help!
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feli
Feli's answer
14 answers (A Helpful Person)
a little lengthy with explanations, but hope it helps!!