sstrike's answer to SHR's Primary 6 Maths Fractions Singapore question.
(b)
backwards
OR
Algebra
2x = 3∙( 600-5x-124 )
2x+3×5× = 17x = 3×(600-124)
= 1428
x=84
3x+124 = 3×84+124
= 376 (Ans)
backwards
OR
Algebra
2x = 3∙( 600-5x-124 )
2x+3×5× = 17x = 3×(600-124)
= 1428
x=84
3x+124 = 3×84+124
= 376 (Ans)
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