Question

1) X : 2,7+21,24=81,25 2)72,04 -X : 3,002=24,64

Answer 1

Х : 2,7 = 81,25 - 21,24 
Х : 2,7 = 60,01 
Х = 60,01 * 2,7 
X = 162,027
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72,04 - 24,64 = X : 3,002 
X : 3,002 = 47,4 
X = 47,04 * 3,002 
X = 141,21408