3 questions. Please help. 1- What is 4/5-1/5=? In simplest form . Explain.

2-11/20-7/20=? In simplest form. Explain.

3-9/16-7/16=? In simplest form .Explain.

Which set of side lengths form a right side? a) 3ft,6ft,5ft b)50 in,48in,14in c)53m,48m,24m d)8cm,17cm,14cm

The sum of four times a number and three is two times the number minus twenty nine

Larger pets need to be transported in larger portable kennels. using a graphing calculator and the relationship between the width, length, and height, find the dimensions of a portable kennel whose volume is 7.4 ft3. the dimensions of a portable kennel can be expressed as width x, length x + 0.4, and height x − 0.2? what are the dimensions of a portable kennel with a volume of 7.4 ft3? use a graphing calculator to solve. round the dimensions to the nearest tenth.