A rectangle has a width of r centimeters and a length of r +7 centime- ters. The area of the rectangle is 41 cm". Find the value of r.

41/2 - 1 1/3 what is the answer as a fraction?

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7