Question

What is r-0.2r when r equals the regular price of a cd player, which is equalivent to this expression.

(please answer step by step)
0.1r
0.8r
0.9r
1.2r
please
help

Answer 1

0.8r

Step-by-step ex

took test

Answer 2

0.8r

Explanation:

r - 0.2r = 1r - 0.2r = (1 - 0.2)r = 0.8r