Answer:
ok this is that and that is this.hope this helps
Using pythog:-
if the sum of the square of the shorter sides equal to the square of the longest one
it means they represents a right triangle.
so

which is

so yea it represents a right triangle
<span>y=2x+7
y=9x+8
From (1),
x= (y-7)/2
Substituting value of x in eqn (2) we get,
y= 9.(y-7)/2 + 8</span>
Answer:
8 miles
Step-by-step explanation:
Given: A runner can run 5 miles in 26 minutes, 41.6 minutes = ___
To find: At this rate, how many miles can he run and 41.6 minutes?
Solution: If the runner ran 5 miles in 26 minutes, to find how far he ran in 41.6 minutes, set up a fraction:
let x be the variable

Apply fraction cross multiply;


Divide both sides by 26

Simplify

Then, at the rate, the runner ran 8 miles 41.6 minutes
Answer:
70
Step-by-step explanation:
I added the numbers given then subtracted from the given number which left 140. The answer is the same number twice which would be 70.