3,4: x -15,6 = -16
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15,6 x 260 - 156 x 26=0
15,6 x 3,3 x 3,4 x 2,6= 455,0832
=15,6 x10 x26 -156 x 26 / 15,6 x 3,3 x 3,4 x 2,6
=156 x 26 - 156 x 26 /
=0 / 15,6 x 3,3 x 3,4 x 2,6
=0
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a)
= 35,16 + 44,84 : 4 - 15,6
= 35,16 + 11,21 - 15,6
= 30,77
b)
= 45,65 x 73 + 22 x 45,65 + 45,65 x 5
= 45,65 x (73 + 22 + 5)
= 45,65 x 100
= 4565
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A) 24,3+x:16 -3,4=30,4
24,3+x:16=30,4+3,4
24,3+x:16=33,8
x:16=33,8-24,3
x:16=9,5
x=9,5x16
x=152
B)x-(4,5x1,4):0,25=50,12
x-6,3:0,25=50,12
x-25,2=50,12
x=50,12+25,2
x=75,32
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15,6 x 7,9 + 15,6 x 7,1 - 15,6 : 0,2
= 15,6 x 7,9 + 15,6 x 7,1 - 15,6 x 5
= 15,6 x ( 7,9 + 7,1 - 5 )
= 15,6 x 10
= 156