Задача 74694 (3/5x -2/3) *15=8...

657711ec38bdca7bb523a72d

12/11/2023 1:44:38 PM

(3/5x -2/3) *15=8

5f3ea7e3faf909182968ddd9

12/11/2023 3:11:06 PM

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(3/5)х-(2/3)=8/15

(3/5)х=(8/15)+(2/3)


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так как
(2/3)=(2*5)/(3*5)=(10/15)

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(3/5)х=(8/15)+(10/15)

(3/5)х=(18/15)

х=(18/15):(3/5)

х=(18./15)*(5/3)

[b]х=6[/b]