Linh has obtained scores of 84, 75, and 73 on her midterm algebra exams. If the final exam counts twice as much as a midterm, what score must she make on her final exam to get an average score of 80?

Find the distance from A (-1,5) to the line whose equation is 4x - 5y = 12.

What is the LCM of 12 and 28

If the volume of a cylinder is 75pi cubic inches and the height is 3 inches then what is the radius of the base of the cylinder?

Multiplying a number by 2 and then dividing it by 3 is the same as multiplying by what number

If f (x) = 3x + 10x and g (x) = 4x - 2, find (f + g) (x). A. 17x - 2 B. 3x - 6x + 2 C. 3x + 14x - 2 D. 3x + 6x + 2

What's the addictive inverse of 4x - 5

A stack of boards is 21 inches high. Each board is 1 and 3/4 inches thick. How many boards are there?

There are 90 students in Grade 5, and 10% of them were absent today. In Grade 6, 15% of the 80 students were absent today. What was the total number of students in the two grades who were present today?

Solve for x: 4 (3x + 12) = - 36 x =

Write two inequalities to compare - 9 and - 6