Question

sa se scrie fractia echivalenta cu 4/-15 care are numaratorul 12

Answer 1

4/-15=12/x
4x=-15*12
4x=-180
x=-180:4
x=-45

Answer 2

4/-15=12/x
4x=-15×12
4x=180
x=-180/4
x=-45

4/-15=12/-45