Two lines, R and M, are represented by the following equations: Line R: 2x + 2y = 18
Line M: x + y = 9

Which statement is true about the solution to the set of equations? (4 points)

a
It is (18, 9).

b
It is (9, 18).

c
There are infinitely many solutions.

d
There is no solution.

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

For the sequence [tex]a_{n} = 2n/(n+1)[/tex], what is the value of [tex]a_{10}[/tex]