Bob A. answered 02/23/15
Tutor
4.9
(127)
20 Years Making Science and Maths Understandable and Interesting!
x + 0.15 x = $2
can be thought of as
1(x) + (0.15)x = $2
so you can change the left side into
1(x) + (0.15)x
=
(1 + 0.15)x
=
(1.15) x
giving
(1.15) x = $2
now just solve this for x
Michael J.
02/23/15