Question

+ - is. - + is. + + = ​

Answer 1

Step-by-step explanation:

• + × - = -
• -×+ = -
• +×+ = +
• - × - = +

I hope it's helpful for all of you.

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Answer 2

Answer:

(+)×(-)= -

(-)×(+)= -

(+)×(+)=+

may this help u