81/5 + (42/5+33/10 = to simply from

A contractor uses the expression 7 (x + 3) to find the length in feet of chain that he needs for a certain project.

Solve algebraically: Y = x^2 + 5x - 17 Y = x - 5

What number must be added to the expression below to complete the square? x^2-9x A. 81/4 B.-81/4 C. 9/2 D.-9/2

For football tryouts, 12 coaches and 42 players will split into groups. Each group will have the same numbers of coaches and players. What is the greatest number of groups that can be formed?

Solve the following system of equations. 3x + 2y - 5 = 0 x = y + 10

A clock has a face with a radius of 11.5 centimeters. What is the approximate circumference of the clock? A. 72.22 cm B. 36.11 cm C. 3.66 cm D. 18.06 cm

In 9 hours, Jane reads 63 chapters of a book. whats is her rate in chapters per hour?

How does the graph of y = 3^-x compare to the graph of y = (1/3) ^x? A. The graphs are the same. B. The graphs are reflected across the x-axis. C. The graphs are reflected across the y-axis.

Convertfraction to percent 63/50 39/40 14/25 11/16 18/20 15/10

Is the relation a function?