frankdias911141 frankdias911141
  • 02-07-2020
  • Mathematics
contestada

a) find the value of 2x+y wehn x =4 and y =3 b) find the value of a^2 + b when a = -2 and b = 5

Respuesta :

TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 02-07-2020

Answer:

a. 11

b. 9

Solution,

a. Given,

X=4

y=3

Now,

[tex]2x + y \\ = 2 \times 4 + 3 \\ = 8 + 3 \\ = 11[/tex]

b. Given,

a=-2

b=5

Now,

[tex] {a}^{2} + b \\ = {( - 2)}^{2} + 5 \\ = 4 + 5 \\ = 9[/tex]

hope this helps...

Good luck on your assignment..

Answer Link

Otras preguntas

What is the completely factored form of 2x2 – 32? A) (2x2 + 16)(x – 16) ' B) 2(x + 4)(x – 4) C) 2(x + 8)(x – 4) D) 2(x – 8)(x – 4)
You have the ability to control your emotions while driving. For instance, ________. Estimate the trip time more closely the next time and drive faster Don'
Which english colony was a haven for catholics in north america?
( Will give brainliest) How can we use the relationship among weather data to produce a forecast?
Papyrus was used as a surface for the Egyptian writing system called inscribing. hieroglyphics. pictographs. cuneiform.
It takes Nate five hours to paint a wall, and it takes Jill seven hours to paint the same wall. About how many hours will it will take if Nate and Jill work tog
May I Please get help?
When you pull on the pulley with a force of 120 n, the pulley applies a force of 800 n to the boxes. what is the mechanical advantage of the pulley?
Which of the following correctly describes the relationship between speed and velocity?
When a government keeps someone within the society form hurting someone else, it most directly accomplishes which purpose of government?