nyjarieusherp4lxcc nyjarieusherp4lxcc
  • 02-03-2018
  • Mathematics
contestada

Which expression is equivalent to 2 3 (3x + 9y) + 1 2 (4x - 2y)? A) x + 4y B) 8x - y C) 4x + 5y D) 2x + 5y

Respuesta :

MsEHolt MsEHolt
  • 28-03-2018
The correct answer is C) 4x + 5y.

We use the Distributive Property on both parts of this:

2/3(3x + 9y) + 1/2(4x - 2y)
= 2/3(3x) + 2/3(9y) + 1/2(4x) - 1/2(2y)
= 6/3x + 18/3y + 4/2x - 2/2y
= 2x + 6y + 2x - 1y

Combine like terms and we have:
4x + 5y
Answer Link
midiou midiou
  • 28-03-2018
the correct answer is c 


Answer Link

Otras preguntas

Problem page a pipe is 30 feet long. it needs to be cut into pieces that are each 23 feet long. how many pieces can be made from the pipe?
Find the area of the figure 8cm 5cm 10cm 12cm
Based on the narrator’s emotional state, what is most likely the meaning of sheet?
Write a function rule for the statement. The output is three less than the input. y=
The nth term of 1 , 8 , 15 , 22 ..... is
If Angle B and Angle C are right angles, what what additional congruence statement would allow you to prove △DCB≅△ABC△DCB≅△ABC by ASA postulate? Image of diagra
Looking at a single cell that is green in color. how do you know it is a plant cell?
help me please with number 5
How were the British and the Americans alike, prior to the Revolutionary War.
Como solucionar un problema social de acuerdo a la constitucion y a la democracia