Evaluate the following expression 30x^2y x=-2/5 y=5/8

There are 24% of boys in a school. If the number of girls are 456, find the total number of students in the school.

Add the fraction and simplify the answer 2/12+4/6

What is the solution to the system of equations? 4x-8y=-16 x-2y=-8 a. Use the substitution method to justify that the given system of equations has no solution. b. What do you know about the two lines in this system of equations?

Where do I start? cotx/secx=cscx-sinx

Consider circle h with a 3 centimeter radius. if the length of minor arc rt is 23π, what is the measure of ∠rst?

Given the rational inequality below, explain why the solution set includes 3, but does not include 1? Make sure to write the final answer as interval notation. x-3/x-1≤0

The ability to roll your tongue is inherited genetically from parents if either parent has the dominant trait T. Children of two parents without the trait will not be able to roll their tongues.

A coffee maker costs $124.46. It is marked down 40%. What is the final price of the coffee maker after it is marked down? $74.68 $84.46 $104.24 $174.24

The 100 term of 1,8,15,22

Out of 30 problems on a test, Jose got 4 wrong. What percentage did Jose get corrected?