Choose the equation that represents a line that passes through points (−1, 2) and (3, 1). A: 4x − y = −6
B: x + 4y = 7
C: x − 4y = −9
D: 4x + y = 2

What is a rational number between 9.5 and 9.7

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18