Mrobert10 Mrobert10

11-05-2015
Mathematics

contestada

Solve the following system. Verify the solution.
y = 4x – 11
x = 2y – 13

Respuesta :

Panoyin Panoyin

11-05-2015

y = 4x - 11
x = 2y - 13

    x = 2(4x - 11)- 13
    x = 2(4x) - 2(11) - 13
    x = 8x - 22 - 13
    x = 8x - 35
- 8x - 8x
-7x = -35
-7    -7
   x = 5
y = 4x - 11
y = 4(5) - 11
y = 20 - 11
y = 9
(x, y) = (5, 9)

Answer Link

Otras preguntas

how is the the term confederation related to the Iroquois League

in fish, water enters and leaves through the gills. Oxygen from the water passes through a thin membrane and into the blood-stream. Carbon dioxide passes the bl

which fraction is the greatest (represents the largest quantity).a1/ b.3/8. c.2/5 d.1/2

The slope of a line is 1, and the y-intercept is -1. What is the equation of the line written in slope-intercept form? y = x - 1 y = 1 - x y = -x - 1

The invention of the telegraph helped begin a revolution in A. political campaigning. B. stock trading. C. muckraking. D. journalism

what is 6/13 divided by 6/12

Tsunamis _____. can cause extensive flooding melt glaciers are caused by weathering are caused by erosion

Any fracture or system of fractures along which Earth moves is known as a A. strain. B. stress. C. fault. D. deformation.

Which substance is considered a building block for all living things?

Why is the gravitational potential energy of an object 1 meter above the moon’s surface less than its potential energy 1 meter above Earth’s surface? A. The obj