\(a,x:6=44+27\\ x:6=71\\ x=71\times6\\ x=426\)
a) x : 6 = 44 + 27
=> x : 6 = 71
=> x = 71 x 6
=> x = 426
b) x : 4 = 189 - 89
=> x : 4 = 100
=> x = 100 x 4
=> x = 400
a) x : 6 = 44 + 27
x : 6 = 71
x = 71 x 6
x = 426
b) x : 4 = 189 - 89
x : 4 = 100
x = 100 x 4
x = 400
a) x : 6 = 71
x = 71 x 6
x = 426.
b) x : 4 = 100
x = 100 x 4
x = 400.
\(b,x:4=189-89\\ x:4=100\\ \Leftrightarrow x=25\)
a) x : 6 = 44 + 27
x : 6 = 71
x =71 x 6
x = 426
b)x : 4 = 189 - 89
x : 4 = 100
x = 100 x 4
x = 400
a) x : 6 = 44 + 27
x : 6 = 71
x = 71 x 6
x = 426
b) x : 4 = 189 - 89
x : 4 = 100
x = 100 x 4
x = 400