Question

rezolvati va rog,cat mai repede exercitiul7x-25<3

Answer 1

7x-25 <3/+25
7x<28/:7
x<4
x €{0,1,2,3}

Answer 2

7x-25 < 3
7x < 3+25
7x < 28
 x < 28:7
 x < 4
 x={0; 1 ; 2 ; 3}