Question

află numarul x. 12:x=16:8 ; xx×10=80:2 ;x+x=245+x .

Answer 1

12:x=16:8
12:x=2
x=12×2
x=24
la asata stiu la a doua sunt si eu

Answer 2

12:x=16:8
12:x=2
x=12:2
x=6

x×10=80:2
x×10=40
x=40:10
x=4
x+x=245×x
2x=245+x
2x-x=245
x=245