sun0077 sun0077

25-11-2020
Mathematics

contestada

Diberi x = 2 dan y = -7. Cari nilai bagi setiap ungkapan berikut.
(a) 2x - y
(b) x - 4y + 8

Respuesta :

25-11-2020

(a) 2x - y

Answer :
2(2) - (-7)
= 11

(b) x - 4y + 8

Answer :
2 - 4(-7) + 8
= 38

Answer Link

Otras preguntas

Vegeterians are healthier than people who eat meat fact or opinion explain

How do u figure out the height of a regtangluar prism the volume is 455 and the leght Is 10 and the witch is 7

What is 5 1/2 divided by 3/4?HELP please I need immediately!!

I don't understand this please???

In order for a person to recognize needs that are not being met and make a career out of fulfilling unmet needs, that person must have _____. a. interpretation

An area that is colonized by simple plants and develops into a hardwood forest is best described by which pattern of succession? Allogenic Autogenic Progres

Why should scientist avoid bias during experiments?

On the Richter scale, a great earthquake is 10 times stronger than a major one, and a major one is 10 times stronger than a large one. How many times stronger i

What is 901,050,000,000 in Scientific Notation?

explain how to find all the factors pairs of 40