# math

posted by Marcus

I don't know what to do.

Hosni fave the following argument that -(a+b)= -a+-b, for all intergers a and b. If the arqument is correct, suppy the missing reasons. If it is in correct explain why not.
-(a+b)=(-1)(a+b)
=(-1)a+(-1)b
=-a+-b

1. Marth

You have correctly shown that the distributive property distributes the negative.

2. marcus

If the argment is correct supply the missing reasons. what is the reason? I don't know.

3. Marth

The distributive property distributes the negative to both a and b.

## Similar Questions

1. ### critical thinking

is this an example of an invalid argument All crows are black John is black Therefor, John is a crow. is this an example of a unsound argument All dogs are black Lassie is a dog Lassie is a cat Please tell me if this is right. You're …
2. ### math

42. Hosni gave the following argument that 2(a 1 b) 5 2a 1 2b, for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why not. -a (b+a)= (-1)(a+b) = (-1)a+ (-1) b = a+ -b
3. ### algebra

Hosni gave the following argument that 2(a 1 b) 5 2a 1 2b, for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why not
4. ### Math

Hosni gave the following argument that -(a + b) = -a + -b, for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why not. - (a + b) = (-1) (a + b) = (-1) a + (-1) b = -a + -b
5. ### math

Determine whether the following argument is correct. If it’s not correct, explain what is wrong with the argument and change the minor premise to make a correct argument. If a triangle is equilateral, then it has three equal sides. …
6. ### math-premises

A bit confused with this one: Is the argument correct?
7. ### math

Hosni gave the following argument that -(a+b)=-a+-b for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why. -(a+b)=(-1)(a+b) =(-1)a+(-1)b =-a+-b -(a+b)=(-1)(a+b)=(-1)a+(-1)b=(-a)+(-b)=-a+-b
8. ### english

The following sentence is missing punctuation: “The crowd upset by the delay began to chant loudly for the band to appear.” Explain where the error has occurred in this sentence and how it can be fixed. 6. Identify which one of …
9. ### math

Determine whether the following argument is correct. If it's not correct, explain what is wrong with ther argument and change the minor premise to make a correct argument. If a triangle is equilateral, then it has three equal sides. …
10. ### chem 130

To me they seem all 3 correct! Can someone explain this to me?

More Similar Questions