Question

what should be multiplied with 4/63 to obtain-6/21​

Answer 1

EXPLANATION

Let the number should be multiplied be x

4 × x / 63 = - 6 / 21

= 4x / 63 = - 6 / 21

= 4x × 21 = - 6 × 63

= 4x = -6 × 63 / 21

= 4x = - 6 × 3

= 4x = - 18

= x = - 18 / 4

= x = - 4.5

Hence, 4.5 is the number which should be multiplied.

(Hope it will help u)