Answer to Question #9026 in Abstract Algebra for inika

Question #9026

5+(-19)+(+2)-(-5)

Expert's answer

5+(-19)+(+2)-(-5)=5-19+2+5=-7
If there is "+" before braces, numbers remain the same after opening. if there is "-" before braces when opening we change the sign of every number

Learn more about our help with Assignments: Abstract Algebra

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. find the vertical asympotes, if any, of the graph of the rational function. h(x)=x/(x-1)
2. 95 boys of a school appeared for a physical test for selections in NCC and boys Scouts.21 boys got s
3. a rectangular picture is 7 inches wide and 7 inches long. if you put a rectangular 2-inch wide frame
4. If you divide some cookies into packets of two, three, four, five and six with one left over. What i
5. Show that 343 and& 432 are co-prime.
6. i have problem solving this.The same person should drop the golf ball each time. A second person sho
7. let m, n be an element of Z. Using Congruence of Integers, prove that if n is logically equivalent t