Question

Afla numerele necunoscute. a. 81: x = 3 x 3 b. 48 + x: 5 = 50 c.50 - 80:x=40 vă rog mult dau corona 5 stele​

Answer 1

a.
81:x=3 x 3
81:x=9
x=81:9
x=9

b.
48+x:5=50
x:5=50-48
x:5=2
x=2 x 5
x= 10

c.
50-80:x=40
80:x=40-50
80:x=-10
x=80:(-10)
x=-(80:10)
x=-8