(x-13)-25=(-1)-(-17)
<=>x-13-25=(-1)+17
<=>x-38=16
<=>x=16+38
<=>x=54
HT
(x-13)-25=(-1)-(-17)
(x-13)-25=16
x-13 =16+25
x-13 =41
x =41+13
x =54
x-13=-1+17+25
x=41+13
x=54
(x- 13) - 25= (-1)-(-17)
(x- 13) - 25= (-1)+17
(x- 13) - 25= 16
x-13 = 16+25
x-13 = 41
x = 41+13
x = 54
Tìm x, biết:
\(\left(x-13\right)-25=\left(-1\right)-\left(-17\right)\)
\(\left(x-13\right)-25=16\)
\(x-13=16+25\)
\(x-13=41\)
\(x=54\)