idksamek idksamek
  • 16-07-2018
  • Mathematics
contestada

Hi! I'm confused as to how to get the answer for this -> 3(y+7) = 2y - 5

Respuesta :

gmany
gmany gmany
  • 16-07-2018

[tex] 3(y+7)=2y-5\ \ \ |\text{use distributive property: a(b+c)=ab+ac}\\\\(3)(y)+(3)(7)=2y-5\\\\3y+21=2y-5\ \ \ \ |-21\\\\3y=2y-26\ \ \ \ |-2y\\\\\boxed{y=-26} [/tex]

Answer Link

Otras preguntas

Are you with or against abortion?why?​
what is 38.4 cm + 38.4 cm ???
Why might poor death row inmates be mistrustful of lawyers?
Direct democracy is the government democratic
can you please solve this for me asap?​
A = 1 −7 −1 2 , B = 3 7 −1 0 , C = 1 0 −1 1 Find: a) BC, b) 5A − 2C, c) A + C,
Alastair drives 18.2 miles in 14 minutes. He passes a sign which gives the speed limit as 50 mph. By how much, in mph, did Alastair's average speed exceed the
please help :) Write the number shown in standard notation. 5.29 x 10 to the 4th power A. 52,900 B. 5,290,000 C. 5,290 D. 529,000
What is a terrestrial planet?
What is the pattern sequence for 1,2,5,6,9