Given the system of equations, what is the y-coordinate of the solution?

5x - 4y = 7

x = 5 - y

a) 36/7

b) 36/23

c) 18/23

Find the length of the hypotenuse of a right angle if a = 6 and b = 10

In a certain elementary school, 52% of the students are girls. A sample of 65 students is drawn. Would it be unusual for more than 70% of them to be girls? Clearly explain your reason. (Note that your random variable is the sample proportion).

What is the word phrase for 5x+2

Newtons law of football

What is the solution to this equation? - 0.2 (x - 20) = 44 - x

Each time you roll a die how many equally likely outcomes are there?

Use prime factorization to find the GCF of 60 and 88

What is the vertex of this quadratic function? h (x) = - 5 (x + 7) 2 + 11 A. (7,11) B. (7,-11) C. (-7,-11) D. (-7,11)

What is the unit rate of 14lb for $2.99

What is the value of x/4y, when x = 16 and y = 2? a. 1/32 b. 2 c. 2/2 3 d. 4