joshmayren10oqvbve joshmayren10oqvbve
  • 01-06-2017
  • Mathematics
contestada

The length of a rectangle is 1 ft less than twice the width, and the area of the rectangle is 21 ft2 . Find the dimensions of the rectangle.

Respuesta :

Jose8199 Jose8199
  • 28-06-2017
we normally think of 3x7, but the "7" is one more than 2 widths ... double the 3 and halve the 7 ==> 6 by 3.5 works ...
Answer Link

Otras preguntas

What is the mechanical advantage of a lever that is 20 meters long and uses 10,200 N to lift a 6,000-kg dump truck 3 meters into the air?
The Smith family took out a $160,000 loan. After 30 years they had paid a total of 364000. What is the interest rate on the loan? Can someone pls answer this in
The folded plasma membrane inside the cell is the ______.
Which name was given to the leader of early Arab tribes
FREEEEEEEEEEEE POINTSSSSSSSSS
Can someone help me solve x and y?
Match the association type with the person that best fits the description: personal association a. your parents b. the president of your gardening club c. the m
Why should you try to contact the technical support staff of a web hosting provider before you become one of its customers?
–sin2(x) = cos(2x) from [–π,π] I need help on this
what happens when air masses interact