if x:y =3:4, then (7x+3y):(7x-3y)=???? what ratio
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Answered by
6
let x:y = 3k:4k
replace both values in the required ratio
so the ratio is 11:3
replace both values in the required ratio
so the ratio is 11:3
Answered by
30
(7x+3y):(7x-3y)
(7×3+3×4):(7×3-3×4)
21+12:21-12
33:9
11:3
(7×3+3×4):(7×3-3×4)
21+12:21-12
33:9
11:3
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