Question

simplify 1-r-2-6r

Answer 1

Always combine like terms. There are two constants (1 and -2), and there are two terms involving r (-r and -6r). Then you add the coefficients of each, so your final expression is -1-7r.

Answer 2

Kittens - same principle

Answer 3

thankss again, helped alot!

Answer 4

You have Minus ONE r and Minus SIX r - thus altogether Munus Seven r