4a+5b при а=8,6; b=5,4

Question

4a+5b при а=8,6; b=5,4

Answer 1

Если a=8.6 b=5.4, то 4a+5b=4*8.6+5*5.4=34.4+27=61.4

Answer 2

4*8.6+5*5.4= 34.4+27= 61.4