Question

• ( - 18 ) ÷ [ ? ] + 3 = - 6.

• [ ? ] ÷ 4 - 2 = - 7.

• [ ? ] × ( - 1 ) + 9 = 0.​

Answer 1

Answer:

1. ? = 2.

2. ? = -20.

3. ? = 9.

Answer 2

Step-by-step explanation:

( - 18 ) ÷ [ 6 ] + 3 = -6

[ - 20 ] ÷ 4 - 2 = - 7

[ 0 ] × ( - 1 ) + 9 = 0

Hope it helps.