Question

Rezolvati in Q urmatoarele ecuatii:
8 supra 5 x-9=8;
-6+2x=3,2

Answer 1

8/5x-9=8
8x-45=40
8x=40+45
8x=85
x=85/5


-6+2x=3,2
2x=3,2+6
2x=9,2
x=4,6 sau 23/5

Answer 2

8/5×X-9=8
8X/5=17
8X=85
X=85/8
X=10,625
-6+2x=3,2
2x=3,2+6
2x=9,2
x=4,6