25middletonca 25middletonca

11-11-2020
Mathematics

contestada

X+y=8
Y=3x

Solve with substitution

Correct answer gets Brainliest!!

Respuesta :

camdenjungquist camdenjungquist

11-11-2020

Answer:

x=2, y = 6

Step-by-step explanation:

We see that y = 3x so we can substitute the y in x + y = 8.

x + 3x = 8.

Combine like numbers:

4x = 8.

Divide both sides by 4.

x = 2

Now plug in x to find y

2 + y = 8

Subtract 2 from both sides.

y = 6

Answer Link

Otras preguntas

Please help with 8,10

When they say 100 square meters, are the sides 100 square meters each or each side is 25 square meters each?

Groups of organs that work together to complete a process in the body is called?

Mario's watch runs fast. In one day, it gains an hour. So in twelve days it gains 12 hours and is correct again. Julio's watch also runs fast. In one day it gai

What are some quotes about how current day technology helps the imagination grow?

If np >5 and nq >5, estimate P (fewer than 5) with n=13 and p= 0.6 by using the normal distribution as an approximation to the binomial distribution, if n

Find the domain and range of the following function ƒ(x) = 3|x + 7| - 2? Domain: [-2,∞) Range: (-∞,∞) Domain: (-2,∞) Range: (-8∞,∞) Domain: (-∞,∞) Range: [-2,∞)

Max bought two deli sandwich rolls measuring 18 inches and 30 inches. he wants them to be cut into equal sections that are as long as possible. Into what length

What powers did colonial governmens have in the 18th century?

How many pairs of whole numbers have a sum of 40