Answer:
The statement is true is for any .
Step-by-step explanation:
First, we check the identity for :
The statement is true for .
Then, we have to check that identity is true for , under the assumption that is true:
Therefore, the statement is true for any .
both class have the same ratio
You can further prove this by multiplying 18 times 3 and getting 54, and 10 times 3 and getting 30.
Answer: y=-6/7x
Step-by-step explanation: A perpendicular slope is opposite reciprocal. The opposite reciprocal of 7/6 is -6/7. The equation of the perpendicular line is y=-6/7x.
$212.5
x= 100*170/80
x= 17000/80
x= 212.5