glame234
glame234 glame234
  • 01-06-2020
  • Mathematics
contestada

a rectangle has length x + 9 and width 2x - 1. What is the area of the rectangle?​

Respuesta :

dshtengel dshtengel
  • 01-06-2020

Answer:

A = 2x^2 + 17x -9

Step-by-step explanation:

A = LW

L = x + 9

W = 2x - 1

A = (x+9)(2x-1)

FOIL

A = 2x^2 + 18x - x - 9

A = 2x^2 + 17x -9

Answer Link

Otras preguntas

Sickle cells are named so because of their characteristic shape. what problems can this shape cause
Jack is often sad because he just experienced the loss of his favorite pet. his friend jason frequently makes jack laugh, and offers to take him to movies, etc.
Why do we saya atomic spectra are like fingerprints of the elements?
Can someone help with section 2, please?
According to gardner and sternberg, the wechsler and stanford-binet tests lack tests for ___________ intelligence and hence are not valid measures of intelligen
the length of this prism is multiplied by a scale factor of 1/2 to create rectangular prism B the volume of rectangular prism B is and I need work to
Lemonade is best described as _______. A. an element B. a compound C. a mixture D. a pure substance
Marcia is 1.5 meters tall. she casts a shadow that is 2 meters long. a nearby building casts a shadow that is 24 meters long. how tall is the building? (hint: u
Natural slope of a roof
Find the variables for the questions below.8^3x-64^5-x=0