Question

solve a) (-7) × ( ) = 21​

Answer 1

Answer:

-3

Step-by-step explanation:

(-7) × (-3) = 21

(-) × (-) = +

Answer 2

Given: Here we have given $(-7) \times ( ) = 21$

To find: we have to find the blank bracket

Solution:

Here we will take the blank bracket as x.

$(-7) \times ( x) = 21\\ \\x=\dfrac{21}{-7} \\\\ x=-3$

Final answer:

Hence the answer is $-3$