abbypersich40
abbypersich40 abbypersich40
  • 01-12-2018
  • Mathematics
contestada

Solve the equation for x. 2/3 x - 1/9 x + 5 =20

Respuesta :

gmany
gmany gmany
  • 01-12-2018

[tex]\dfrac{2}{3}x-\dfrac{1}{9}x+5=20\qquad\text{multiply bot sides by 9}\\\\\not9^3\cdot\dfrac{2}{\not3_1}x-\not9^1\cdot\dfrac{1}{\not9_1}x+9\cdot5=9\cdot20\\\\3\cdot2x-1x+45=180\qquad\text{subtract 45 from both sides}\\\\6x-x=135\\\\5x=135\qquad\text{divide both sides by 5}\\\\\boxed{x=27}[/tex]

Answer Link
statedwalk85925
statedwalk85925 statedwalk85925
  • 08-05-2020

Answer:

27

Step-by-step explanation:

Answer Link

Otras preguntas

Does an owl have a backbone?
What is the creepiest sounding scale? What scale would u use for writing creepy music in other words
Does an owl have a backbone?
The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.
What is the creepiest sounding scale? What scale would u use for writing creepy music in other words
Factor the expression. If the expression cannot be factored, say so.
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
What all the multiples of 81?