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(5x-32) / 4 = 17 cum se rezolva ?


Răspuns :

(5x-32) / 4=17
5x-32=17*4
5x-32=68
5x=68+32
5x=100
x=100:5
x=20
(5x-32) : 4 = 17 | ·4
5x- 32 = 17 ·4 
5x - 32= 68 | - 32
5x = 68 +32
5x = 100 | :5
x= 100 : 5
x= 20 

Sper ca te-am ajutat! ^^