Seudónimo Seudónimo

19-12-2016
Mathematics

contestada

Which expression is equivalent to 2x + x2 + 3x + 5x2 - 10x?
A) x
B) x2
C) -5x + 6x2
D) 15x + 6x2

Respuesta :

pingwin09 pingwin09

19-12-2016

Add similar terms:
(2x + 3x - 10x) + (5x² + x²) = -5x + 6x² (ANSWER: C)

Answer Link

tibboyz123 tibboyz123

19-12-2016

2x + x² + 3x + 5x² - 10x
Add like terms,
= -5x + 6x²

Thus, the answer is C.

Answer Link

Otras preguntas

Seven bags of peanuts and 3 sandwiches cast 22$. Three bags of peanuts and 1 sandwich costs 8$.| The cost of 1 bag of peanuts is__. One sandwich costs ___.

A rectangular poster is 3 times as long as it is wide. A rectangular banner is 5 times as long as it is wide. Both the banner and the poster has a perimeter of

How did Mali gain its wealth?

What modern sport evolved from Native American intertribal ball play?

Which of the following populations would be least likely to survive a change in its ecosystem? A. brown bears that can eat a variety of different kinds of f

Chile, Peru, and Venezuela are each considered unitary governments. A main characteristic of a unitary government is that it A) is ruled by people of the domin

Imagine hearing on the radio that the local weather agency has declared a high pollution advisory. What are the health risks of high concentrations of air pollu

When the cell excretes sodium from within, against the natural tendency of matter, it is performing _____. passive diffusion facilitated diffusion active trans

A composite number can be written as the product of prime numbers. True or False

The sequence of a DNA fragment can be determined by observing the ________________ of fluorescent bands on an electrophoresis gel. a. mass c. temperatures b. de