andreanma52 andreanma52

23-07-2020
Mathematics

contestada

PLEASE HELP What is the y-value in the solution to this system of linear equations?
4x + 5y = -12
-23.4 3y=-16
-4 -2 2 5

Respuesta :

HumanBein HumanBein

23-07-2020

Answer:

-2.

Step-by-step explanation:

4x + 5y = -12

-23.4x + 3y = -16

23.4[4x + 5y = -12]

4[-23.4x + 3y = -16]

93.6x + 117y = -280.8

-93.6x + 12y = -64

129y = -344.8

y = -2.672868217

That is about -2.

Hope this helps!

Answer Link

Otras preguntas

Braelyn is writing an equation to represent the perimeter of a rectangle with the width equal to half the length. She knows that the perimeter is equal to 18 un

. Rohith purchased a book for Rs.573.75 and a pen for Rs.25.50. His fathergave him a Rs 1000 note. How much money is left with him afterpurchasing both the thin

I need help I don’t get how to do this

In the United States, the __________ government and state governments share power. The powers of both levels of government are written in the U.S Constitution

Find the slope of the line passing through each of the following pairs of points. (−3, 9), (−3, −5)

what is the value of x ?

if a cell failed to go through dna replication what would be the resulting issue with the daughter cells.

Geologic plates move away from each other in a process called convergence. O True O False

Which elements are included on this map? Check all that apply key title scale lines of latitude equator prime meridian

Is t=3 a solution to the equation given below? * 2 X t - 8 = 7