nateybirdzo9n nateybirdzo9n

11-10-2016
Mathematics

contestada

A line passes through (−1, 5)(−1, 5) and (1, 3)(1, 3). which answer is the equation of the line? x y = 4 x y = 2 x 2y = 5 x 2y = 7

Respuesta :

nobillionaireNobley nobillionaireNobley

12-10-2016

Equation of a line through two points is given by (y - y1) = ((y2 - y1)/(x2 - x1))(x - x1)
y - 5 = ((3 - 5)/(1 - (-1)))(x - (-1))
y - 5 = (-2/2)(x + 1)
(y - 5) = -(x + 1) = -x - 1
x + y = -1 + 5
x + y = 4

Answer Link

Otras preguntas

If you swim beneath the surface in saltwater, will the pressure be greater than in freshwater at the same depth? Why or why not?

when are we ever going to use fractions in our lives like this is dume

Below is the market for kumquats in the United States both with free trade (without a quota) and with a quota Calculate each of the values in the following tab

. Find all the roots of this equation x 3 – 3x 2 + 4x – 12 = 0.

Is it impossible to increase the cost of an item by less than 1%

Who made the first vaccine for covid 19?

the price of a wristwatch is $46.50 the sales tax rate is 5% to the nearest cent what is the total cost of the wristwatch including the sales tax

List FIVE challenges James Cook faced on his drive north.

As opposed to freshwater animals, saltwater animals have a risk of this reaction due to the salt concentration in the water.Question options:Overflow of oxygenL

the rule T(4, -1) is used for point (2, -7). Where is the translated point in the coordinate system