Find the value of cos Cos[cos^-1 (rad2/2) - pi/2}

A construction crew is lengthening a road that originally measured 43 miles. The crew is adding 1 mile to the road each day.

2x + 3y = 1200 3x + 2y = 1300 Based on the system of equations above, what is the value of 5x + 5y?

Write this equation in Standard Form. Y=2/3x+1

suppose you have a 4 liter bucket and a 7 L bucket you need 3 Liters of water for an aquarium explain how to get 3 L of water if neither bucket is marked

In january, a company named acme had 100 employees. in february they lost 15 employees, and in march the company hired 25 new employees. how many employees were working for acme at the beginning of april? 100 105 110 115

Solve the equation. -10.1=w+5.3 what does w equal

Solve by elimination method : x - y = 2, x + y = 12.

What is the square root of 9764

9 more than one-fourteenth of some number, W can be expressed algebraically as

Find the sum of 3 2/5 + 1 4/5