lazypanda555 lazypanda555

03-11-2019
Mathematics

contestada

What’s the solution to -5x-y=21 when y is equal to 6+4x

Respuesta :

wendyshi555 wendyshi555

03-11-2019

Answer:

x= -3, y=-6

Step-by-step explanation:

In the equation -5x-y=21, substitute y for 6+4x:

-5x- (6+4x) = 21

^^Solve for x.

X should come out to -3. To find y, plug -3 into either equation (-5x-y=21 or y=6+4x) and y should equal -6.

Answer Link

Otras preguntas

which explorer sailed for france?

How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?

A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square

How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?

How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?

Which period was the “golden age of dinosaurs”? a. the Triassic Period b. the Jurassic Period c. the Cretaceous Period d. the Tyrannosaurus Period

Why does Louis XIV want to expand France's border?

What is 0.05 percent of 6.5?

Why were people from Africa brought to Georgia?

A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square