CoreIneglos CoreIneglos

08-12-2015
Mathematics

contestada

Simplify (3x + 5) + (2x - 9) - (4x + 3).
x - 7
-x - 7
-9x - 1
9x - 1

Respuesta :

ttbearg ttbearg

08-12-2015

(3x+5) + (2x-9) - (4x+3)
Open the parentheses.
3x + 5 + 2x - 9 - 4x - 3
Combine like terms.
3x + 2x - 4x + 5 - 9 - 3
Sometimes it helps to think of them separately:
3x + 2x - 4x = x (because 3+2-4=1)
5 - 9 - 3 = -7
So the final thing is
X - 7

Answer Link

vladalexaapp vladalexaapp

07-01-2021

Answer:

X - 7

Step-by-step explanation:

Answer Link

Otras preguntas

Water molecules exhibit a property which enables them to stick to each other. What is this property referred to as? A. Polarity B. Cohesion C. Adhesion

An experiment in which only one variable is changed is a(an) __________ experiment. A. randomized B. natural C. double blind D. controlled

What is a common problem today that wasn't a large problem in the past? High infant mortality Multiple contagious diseases with no treatments or cures Exposur

in which stage of the writing process do you begin to write your ideas in a rough format? a. drafting b. revising c. prewriting d. editing and proofreading

Coral reefs are faced with many threats. Some, like the crown-of-thorns starfish and sea urchins, are considered natural threats and some, like warming water te

Please help!!! I need the answer

who has the power in the united states to declare war? president the senate secretary of state congress

If a family has 3 pets, what is the probability of them getting 3 dogs or 3 cats?

What is a difference between the rise to power of the Kingdom of Ghana and that of the Umayyad Empire? (See attachment for the choices)

order these numbers from least to greatest. −40 , 0.2 , 1250 , −6.44

Q&A Platform for Education Platform Explore for Education