Question

Rezolvati ecuatia in multimea N, efectuind si verificarea;t:6=100,9x-1=0,4x-20=0

Answer 1

×:12=96

x=96×12

×=1152

2.t:6=100

t=100×6

t=600

3.9×-1=0

9×=1+0

9×=0

×=0:9

×=0

4. 4×=0-20

4×=-20

×=20:9

×=5