45+x=67
x=67-45
x=22
17-x=7
x=17-7
x=10
x.22=44
x =44:22
x =2
45 + x = 67 17 - x = 7 X x 22 = 44
x = 67 - 45 x = 17 - 7 X = 44 : 22
x = 22 x = 10 X = 2
a) x = 67 - 45
x = 22
b) x = 17 - 7
x = 10
c) x = 44 : 22
x = 2
45 + x = 67
x = 67 - 45
x = 22
17 - x = 7
x= 17 - 7
x = 10
x * 22 = 44
x = 44 : 22
x = 2
a) 45 + x = 67
x = 67 - 45
x = 22
b) 17 - x =7
x = 17 - 7
x = 10
c) X x 22 = 44
x = 44 : 22
x = 2
chúc bạn hok tok
a) 45 + x = 67
x = 67 - 45
x = 22
b) 17 - x = 7
x = 17 - 7
x = 10
c) X x 22 = 44
X = 44 : 22
X = 2
nha bn
x.22=44
x=44:22
x=2
45+x=67
x=67-45
x=22
17-x=7
x=17-7
x=10