Question

(r-4s+5)+(2r+3a)+(s+6)

The answer is 3r-3s+11+3a is that correct please

Answer 1

correct

Answer 2

(1r -4s+5)+
(2r+3a
( s +6)
-------------
3r +3a -3s +11

Answer 3

you got all the right parts :)

Answer 4

thanks a lot you have been a big help I am trying to learn this.

Answer 5

the tricky part is when they have a '-' in front of a ()

you jsut gotta switch all the signs in there then

-(6x +9y -z) = +(-6x -9y +z)