What's the slope of a line that's perpendicular to y = 2 x + 7

3/4 - 2/5= three fourths minus two fifths?

Which of the following must be shown in order to prove that two irregular polygons are similar?

If a given line has a slope of 4/5, what is the slope of a perpendicular line?

Suppose S is between R and T. Use the segment addition postulate to solve for each variable. RS = 7y-4, ST = y+5, RT = 28

Renata moved to her new home a few years ago. Back then, the young oak tree in her back yard was 1 9 0 centimeters tall. She measured it once a year and found that it grew at a constant rate.

If (m, 1) is on a circle with center (8, 1) and radius 7, what is a value of m? A) m=1 B) m=-1 C) m=14 D) m=-8=-+sqrt33

Solve the system of equations: what is the y-value in the solution? 3x - 5y = - 16 and 2x + 5y = 31 A. 5 B. 3 C. 2 D. 4 Solve the system of equations: what is the y-value in the solution? 3x - 5y = - 16 and 2x + 5y = 31 A. 5 B. 3 C. 2 D. 4

Emily just hired a new employee to work in your bakeshop. In one hour the employee burned 650 chocolate chip cookies. If this represented 13% of the day's production, how many cookies did you plan on producing that day?

The quantity 4 minus x, divided by 3

Find the mean and median of the data. 8 1/2, 6 5/8, 3 1/8, 5 3/4, 6 5/8, 5 1/4,10 5/8, 4 1/2