Which of the following systems is equivalent to the given system? x - y = 2 x + y = - 3

What is four thousand three hundred twenty one ten thousandths in decimal form

in a history class, the girl to boy ratio is 9 to 5. if there is a total of 70 students how many boys is there

Derek is training for a half-marathon. His training plan sets his goal for this week at 18 miles with three short runs and one longer run. His three short runs total 9.35 miles.

Understanding this proof for the proposition "For all integers a, gcd (9a+4, 2a+1) = 1. Proof: gcd (9a+4, 2a+1) = gcd (2a+1, a) = gcd (a, 1). Since gcd (a, 1) = 1, gcd (9a+4, 2a+1) = 1.

What is the square root of - ^54/6+2/3

264 is 55% of what number?

The measures of two supplementary angles have a ratio of 3:5. what is the measure of the smaller angle?

If f (x) = 3x^2-2 and g (x) = 4x+2 what is the value of f+g 2

Steps to solve Tangent of 5π/4

In a group of students 25% are enrolled in physics, 23% in sociology, 17% in chemistry, 14% in political science, 12% in anthropology, and 9% in math. you are going to select an individual from the group of students.