mariana4274 mariana4274

02-03-2021
Mathematics

contestada

What is the solution to this system of linear equations?
y - 4x=7
2y + 4x = 2
(3,1)
(1,3)
3.-1)
(-1,3)

Respuesta :

anikakinnear anikakinnear

02-03-2021

[tex]y=7+4x\\2(7+4x) +4x=2\\14+8x+4x=2\\14+12x=2\\12x=-12\\x=-1\\\\y-4(-1)=7\\y+4=7\\y=3[/tex]

(-1,3)

Answer Link

Otras preguntas

Is the statement "Two fundamental questions about a linear system involve existence and uniqueness" true or false? Explain.

A storm washed five female and five male tiger beetles from the mainland to a small island that had no previous population of tiger beetles. In tiger beetles, h

Global positioning satellites (GPS) can be used to determine positions w/great accuracy . The system works by determining the distance between the observer and

Kate explains, "When I was a little girl, I always wanted to be outside playing and getting dirty. However, my mom dressed me in fussy clothes with lots of ruff

Saturn, Inc. paid the rent for the current month in cash. Which of the following accounts will be used to record the transaction? A) Prepaid RentB) Rent Payab

The Assignment: A fixed quantity of an ideal gas (R 0.28 kJ/kgK; Cv-0.71kJ/kgK) is expanded from an initial condition of 35 bar, 500°C, 0.1m, to a final state o

When a loop condition is grade >= 90, what values would you use to test your loop? a. 88 and 89 b. 0 and 90 c. 89, 90 and 91 d. 90, 91 and 92

Thomas Hobbes believed that people were self-interested actors who would take advantage of those weaker than them. This concept is known as living in the STATE

Let G be a finite group with x,y ∈ G two elements of order 2. Prove that ⟨x,y⟩ is either abelian or isomorphic to a dihedral group.

What is related to Gamut in Adobe illustrator?