Answer :

kamil
70% = 0,7 = 7/10

7/10 * x = 35    | (*10/7)
7/10 * 10/7 * x = 35/1 * 10/7         7/10 * 10/7 => 1
1x = 35/1 * 10 / 7
x = (35*10)/7
x = 350 / 7
x = 50 

Answer:

50

Step-by-step explanation:

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