Question

Title: multiplication of integers (1) 9×-5?? (2) -12×-7?? (3)-7×15??​

Answer 1

Answer:

1 _45

2 _84

3 _105

Step-by-step explanation:

this is the correct answer for this question

Answer 2

Answer:

1) 9×-5 = -45

(2) -12×-7 = 84

(3)-7×15 = -105

(+)×(-) = (-)

(-)×(-) = (+)

(-)×(+) = (-)

(-)×(-) = (+)