Răspuns:
a) 3+8/8 = 1,37(5)
b) 3/3-8 = 0,6
c) 3/3×8= = 0,125
d) 8×3+3×8/9×8 = 0,6(6)
Sper să fie corect!
14. a)3x+12=5x
12=2x
x=6
b) 3=10x-10
10x=13
x=13/10
c) x+2=0,25x
x-0,25x= -2
0,75x= -2
x=-8/3
d)60=4×(x/2)
60=2x
x=30
e)11,5x-51,75=2,5x+11,25
11,5x-2,5x=11,25+51,75
9x=63
x=7
f)nu stiu sa explic cum se face dar da 5/3
