Mika is thinking of a number. She tells Jonas that adding 1 to the opposite of her number will result in the number 7. What is Mika's number?

Question

Mathematics

Nelson Faulkner

4 April, 18:20

Mika is thinking of a number. She tells Jonas that adding 1 to the opposite of her number will result in the number 7. What is Mika's number?

+2

Answers (2)

Know the Answer?

Maldonado · Answer 1

6 the answer is 6. = + }

Tiffany Jordan · Answer 2

N is the number

-n is the oposite of that number

1 + (-n) = 7

1-n=7

minus 1 from both sides

1-1-n=7-1

0-n=6

-n=6

times - 1 both sides

n=-6

her number is - 6