rebelzane1
rebelzane1 rebelzane1
  • 02-02-2018
  • Mathematics
contestada

What is the value of x?
3(4 + 3x) 2(2x - 7)
(Those are all what my teacher gave me)

Respuesta :

AnimeBrainly
AnimeBrainly AnimeBrainly
  • 02-02-2018
3(4 + 3x) = 

distribute the 3 to both 4 and 3x

12 + 9x


2(2x - 7) = 

distribute the 2 to both 2x and -7
 
4x - 14

12 + 9x = 4x - 14

12 (-12) + 9x (-4x) = 4x (-4x) - 14 (-12)

5x = -26

5x/5 = -26/5

x = -26/5

hope this helps
Answer Link

Otras preguntas

how does meiosis work
Which of the following is a fossil fuel? a. copper b. cattle c. oil d. aluminum
In Hinduism, what is Brahman?
what is 6,000 in word form?
Choose all the answers that apply. Coal _____. is nonrenewable releases carbon dioxide when burned releases fewer toxins than natural gas is an igneous rock for
Of glucose produces glycogen, the storage form of sugar, found in the liver and muscles
Water molecules exhibit a property which enables them to stick to each other. What is this property referred to as? Polarity Cohesion Adhesion
find the total cost of a spa treatment is $42 including 6% tax and 20% tip
what is 420/1000 in simplest form
What was the main accomplishment of the Articles of Confederation?