JaleahJ JaleahJ
  • 02-09-2020
  • Mathematics
contestada

hat is the value of x in the equation 4 x plus 8 y equals 40, when y equals 0.8? 4.6 8.4 10 12

Respuesta :

emzogwayo
emzogwayo emzogwayo
  • 03-09-2020

Step-by-step explanation:

4x + 8y = 40

4x + (8×0.8) = 40

4x + 6.4 = 40

4x = 33.6

4x÷4 = 33.6 ÷ 4

x = 8.4

Answer Link
some1farted4u
some1farted4u some1farted4u
  • 19-11-2020

Answer:

8.4

Step-by-step explanation:

:D

Answer Link

Otras preguntas

Scott pours 1/4 gallon of lemonade equally into two glasses. How much lemonade is in each glass
How do you write 90% as a decimal??​
Yo le un beso (a kiss) a mi esposo antes de salir de casa.
Compounds that prevent oxygen from combining with other substances it might damage are known as: a) Antioxidants b) Catalysts c) Inhibitors d) Activators
Water closet bowls must be of _________ type.a) Elongatedb) Roundc) Squared) Oval
Mindy’s job involves taking X-rays. Which occupation does Mindy have? A. nuclear medicine technologist B. radiographer C. sonographer D. clinical lab tech
3 ^ (2x + 1) =28 3^ x -9​
PLEASE HELP!!! 50 POINTS!!! Graph the image of this figure after a dilation with a scale factor of 2 centered at the origin.​
−3s2+4s​−4 give the function
What do we need to play certain types of audio files, like MP3, on a desktop or laptop? 1) Software 2) Hardware 3) Internet connection 4) Speakers