What number should be added to the expression x2 + 4x to change it into a perfect square trinomial?

A: 1

B: 2

C:4

D:8

What is 29 2/19 plus 5 1/2?

In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 10% of the grade, exams count for 60% of the grade, and the final exam counts for 25% of the grade.

The value of cos (Ï/3) equals the value of

the measurement of an angle is five times less than the measurement of its supplement. what is the measurement of the angle

If you pick a marble, record its color, and return it to the bag 200 times, how many times can you expect to pick a black marble

What is (4*3) + (2*3) = (6*3) =

What is the value of the expression shown when x = - 4? 6 + 3 (x - 5) - (x + 3) A. -9 B. 4 C. 2 D. -20

How to find increase percent from 44 to 48

Write an equation in slope-intercept form of the line that passes through (6, - 2) and (12,1)

How are models and number line alike