Answer:
First Problem:
1/2 * -2 2/5 = 1/2 * -12/5 = -12/10
Simplify -12/10 into -6/5
Step-by-step explanation:
Answer:
37.5, i think
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
We can set up a systems of equations to find the value of the third side.
Let's assume that
is the length of both sides 1 and 2. Let's also assume that
is the length of the third side.
We know that
, and looking at the first clue we can make the equation
.
We can substitute y into the equation
.

So the length of the side that is the same as the second is 7.
Now we can plug this into the equation
to find
.

Hope this helped!
5f+11g+15h
Explanation:
2f+5g+7h+3f+6g+8h
You just combine the like terms
5f+11g+15h
Answer:
(8,-6)
Step-by-step explanation:
The rule is (x,y) becomes (-y,x). You can find all of these rules online.