Question

4) -13(7) =Your answer

Answer 1

so you have to understand that

- x - = +

+ x + = +

- x + = -

+ x - = -

so think of it as what is 13 x 7 first

13 x 7 = 91

and theres a negative sign in 13

- x + = -

so -91

have a good day! <3

Answer 2

is a multiplication, you must multiply 13 and 7, and applying the law of signs. this is

`-13*7=-91`

thats the answer