In order to solve for a variable, you need to get it by itself on one side of an equation. Depending on the equation, there are different steps to do that.
Answer:
5 faces
Step-by-step explanation:
<u><em>Faces:</em></u>
=> 1 rectangular face+4 triangular face = 5 faces
There's a strong negative association between the two variables.
The mid point is 15 because it is in the middle of 10 and 20
Step-by-step explanation:
-7(-3r+2)=3r-6
Distribute the - 7
21r-14=3r-6
Add 14
21r=3r+8
Subtract 3r
18r=8
Divide 18r by 8
2.25 should be the answer to r.
