Answer:
Combine like terms
4r+2=-2
Subtract 2 from both sides
4r=-4
Divide 4 by from both sides
r=-1
Answer:last one
Step-by-step explanation:
Answer:
h=
h=0.52173913043
Step-by-step explanation:
23h=12
divide 12 by 23
h=
h=0.52173913043
Hope this helps! :)
Answer:
The slope is 
Step-by-step explanation:
Let
and 
The slope is given by;

We plug in the values to get;

Simplify;


Answer:
Step-by-step explanation:
.94 both companies