StormRider6379 StormRider6379

01-05-2017
Mathematics

contestada

Which ordered pair is a solution of the system of equations?

y=3x+1

y=5x-3

A.(0,1)

B.(2,3)

C.(2,7)

D.(1,2)

Respuesta :

Kmieteczka Kmieteczka

01-05-2017

{y=3x+1 |*5
{y=5x-3 |*(-3)

{5y=15x+5
{-3y=-15x+9
+___________
2y=14

{y=7
{7=3x+1

{3x=6
{y=7

{x=2
{y=7

The answer: C

:)

Answer Link

Otras preguntas

Find the slope of (0, 3), (4, 0). Reduce all fractional answers to lowest terms.

The effect of alcohol varies from one person to another, mostly because it depends on the blood alcohol concentration, or BAC. What does blood alcohol concentr

The FBI considers the Animal Liberation Front to be a/an _______ organization. A. agroterrorist B. loosely affiliated extremist C. issue-oriented ad

Function A is a quadratic function with a vertex at (3, 4) and a leading coefficient of -1 Function B has the equation y = |x + 2|. Function A is then refl

How do I describe the shape of a histogram?

How many gametes are produced during meiosis

Read the excerpt below and answer the question. What, are you crossing of yourself? Well, use that trick no more I would advise you. (scene 7, lines 72-73). Wh

reourting a river would affect what

which of the following statements are supported by the information in the text? A. The scientists were in agreement on their position regulating the use of th

Please help me please