Question

Aflați x din proportiile a) 2/x=3/9 b)x+1/6=10/4 c)x/x+2=4/5
Va rog dau corona​

Answer 1

Răspuns:

a)2/x=3/9

2*9=3*x

x=18:3

x=6

b)x+1/6=10/4

4x+4=6*10

4x=60-4

x=56:4

x=14

c)x/x+2=4/5

5x=4x+8

5x-4x=8

x=8