Johnny bought 28 CZK flowers for mum. He spent 4/7 of the money saved. How much money had he saved? How much money was left him?

Correct answer:

x =  49
y =  21

Step-by-step explanation:

28=4/7 x  28=4/7 x  4x=196  x=4196=49  x=49=49 Kc
y=x28=4928=21 Kc

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