dariusvanhannep1afyo dariusvanhannep1afyo

21-12-2017
Mathematics

contestada

The dimensions of a rectangle can be given by x+7 and x+2. If the area of the area of the rectangle is 66 square inches, what are the dimensions of the rectangle?

Respuesta :

tynollette tynollette

21-12-2017

(x+7)(x+2)=66
x²+9x+14=66
x²+9x-52=0
(x-4)(x+13)=0
x=4 or x=-13
x cannot be negative, so the only answer is x=4

the length is 11 and the width is 6

Answer Link

Otras preguntas

All of the following are examples of expressive leaders except a. emotion-oriented. c. able to maintain morale. b. out-group. d. team captain.

Taxes are what the government levies upon us to obtain the money needed to operate.

Explain 4 ways in which human trafficking may affect the victim's self-esteem and thus contributes to HIM and AIDS infection

how did William Penn's treatment of Native Americans differ from the breathing treatment

How do you find the lcd

what are the affects of zika?

In his ability to offend society as he did with his painting The Stonebreakers, Courbet can be compared to _____. Leonardo da Vinci Titian Michelangelo Caravagg

The _______ was a brilliant study explaining government and the U.S. Constitution. New Jersey Plan Federalist The Virginia Plan

Nixon's southern strategy won the support of what group of voters?

Give an example of a ratio that is not a rate. Tell why it is not a rate.