(19,15-x-0,15 ) : 0.25 =60
19,15-x-0,15=60*0,25
19,15-x-0,15=15
19,15-x=15+0,15
19,15-x=15,15
x=19,15-15,15
x=4
(19,5-x-0.15):0,25=60
(19,15-x-0,15)=60.0,25
(19,15-x-0,15)=15
(19,15-x)=15+0,15
(19,15-x)=15,15
x=19,15-15,15
x=4
\(\left(19,15-x-0,15\right):0,25=45:0,75\)
\(x\) \(=60:0,25\)
\(x\) \(=15\)
\(x\) \(=19,15-15\)
\(x\) \(=4,15-0,15\)
\(x\) \(=4\)
(19,15 - x - 0,15) : 0,25 =45 : 0,75
(19,15 - x - 0,15) : 0,25 =60
(19,15 - x - 0,15) =60 x 0,25
19,15 - x - 0,15 = 15
19,15 - x =15+ 0,15
19,15 - x =15,15
x = 19,15 - 15,15
x = 4