Answer:
A.) -5
Step-by-step explanation:
<em>Slope Formula ---> </em>
<em>m = slope</em>

<em>Eliminate negatives:</em>

<em>Solve:</em>

<em>Simplify:</em>

Answer:
2
Step-by-step explanation:
a(2,1) means the item of 2nd row and 1st column.
Column is seen vertically and row is seen horizontally.
Answer:
2 1/10
Step-by-step explanation:
3 3/10 divided by 1 4/7 is 2 1/10
6.24 x 10^3.....^3, the 3 is the exponent
The change that happened from the first half of the equation to the second half was you moved the 9 and the 4c around.
Commutative property of addition allows you to do that. It's what says that 2+3 is the same thing as 3+2