JonathanKnight
JonathanKnight JonathanKnight
  • 13-05-2019
  • Mathematics
contestada

What is the value of y in the equation 6.4x +2.8=44.4 , when x=3 ?

y=

Respuesta :

Kbirdwell1995
Kbirdwell1995 Kbirdwell1995
  • 16-05-2019

Answer:

y=3.15

Step-by-step explanation:

I am assuming you meant 2.8y in your equation.

Plug in for x

6.4(3)+2.8y=44.4

6.4*3=19.2

So now 19.2 + 2.8y = 44.4

44.4-19.2=25.2

25.2/2.8=3.15

Meaning Y=3.15

Answer Link

Otras preguntas

What is the sum of 15 and it's additive inverse
the sum of two numbers is 26 and their difference is 20.find each of the numbers.
Definition of main frame computers
what is the difference between the State Department and the Department of Defense?
Choose the correct pronoun. It was she was elected to choir office.
what method is used to measure political opinion in the United States
Low many states is in America
Who was the third party candidate who ran against Jimmy Carter in 1980? a. Richard Nixon b. Ronald Reagan c. Walter Mondale d. John Anderson
Which of the following is NOT an aspect of a family with a strong foundation?
An item is purchased for a wholesale price of $48 and will be sold at a 55 percent markup. Which expression should be used to find the amount of the markup?