The 240 ninth-graders at a high school are divided into homeroom groups of 10 or 12 students. This equation models the situation, where x represents the number of 10-student groups and y represents the number of 12-student groups Answer

The x-intercept is located at (24,0)
The y-intercept is located at (0,20)
The slope is -5/6 < fraction

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o