Jacobwavyyy Jacobwavyyy

22-09-2020
Mathematics

contestada

The area of a rectangle is x 2 – 3x – 28. If the

length is x + 4, find the width.

Respuesta :

nanayaamisaah nanayaamisaah

22-09-2020

Answer:

-4 square units

Step-by-step explanation:

a = l × b

x2 - 3x - 28 = (x +4)(×)

x2 - 3x - 28 = x2 + 4x

-3x - 28 - 4x = 0

-7x - 28 = 0

-7x = 28

x = -4

Answer Link

Otras preguntas

summarize re process by which the DNA code is made into a protein

A Gardner has 27 pansies and 36 daisies. He plants an equal number of each type of flower in each row. What is the greatest possible number of pansies in each r

It takes Doug 6 days to reroof a house. If Doug's son helps him, the job can be completed in 4 days. How long would it take Doug's son, working alone, to do the

Children of the middle class often a. worked in their parent’s factory. b. worked in mines. c. went to labor classes. d. went to school.

what time is two and a half hours before 1:00 a.m.

why are highland regions considered a climate region

In _____, the Continental Congress approved a new plan of government called the Articles of Confederation. 1776 1789 1791 1777

what do you notice about population distribution and settlement location in ancient Egypt

Please help me solve this question.

use a sum or difference identity to find an exact value of sin 2pi over 12