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

What is Force and its effects ?
four letter word with r i n g
Plz help, I promise I will give brainliest
"A truce - not a compromise, but a chance for high-toned gentlemen to retire gracefully from their very civil declarations of war." - Thomas Nast, Harper's Week
Read the sentence. Since everyone loves to bowl, the vote to hold our annual party at the bowling alley was a ______ decision. Which term best completes the sen
Story:Each item on the seal is symbolic of Georgia’s history and the history of America as a united country. [The pillars on the front stand for the three branc
I NEED HELP WITH THIS ASAP WILL GIVE BRAINLIEST
what is the product of Mg+HF
A wooden board is leaning against a building. the base of the board is 4 feet from the base of the building, and the base of the board forms a 65° angle with th
When not enough oxygen is available to cells during rigorous exercise, muscle cells must convert pyruvate to __________ to generate additional ATP. A) lactic ac