Question

The product of two rational numbers is -9. if one of them is -12. find the other number

Answer 1

statement = x*-9 = -12
solve for x===>
x = -12/-9
=4/3
{4/3 = 1.33333333......}

Answer 2

let the other rational nos be x
x +(-9)= -12
x -9=-12
x= -12+9
x= -3