Seudónimo
Seudónimo
02-03-2015
Mathematics
contestada
Graph each equation. 5y=20x-30
Respuesta :
Panoyin
Panoyin
02-03-2015
5y
=
20x - 30
5 5
y = 4x - 6
5(4x - 6) = 20x - 30
5(4x) - 5(6) = 20x - 30
20x - 30 = 20x - 30
+30 +30
20x
=
20x
20 20
x = 1
5y = 20(1) - 30
5y = 20 - 30
5y
= -
10
5 5
y = -2
5(-2) = 20(1) - 30
-10 = 20 - 30
-10 = -10
(x, y) = (1, -2)
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
In testing a set of hypotheses, if we insist on strong evidence against the null hypothesis we should choose alpha(a) to be __________. Very large Very small
If y varies directly as x and y is 180 when x is n and y is n when x is 5, what is the value of n?
which of the following is an example of a complex formula
¿Alguien sabe donde puedo descargar estos libros? ¡urgen! -Tecnología 2 de la editorial larousse -Complemento matemático 2 Los dos son de secundaria
Why did the Republican Isolationists refuse to ratify President Wilson’s League of Nations? A:They were angry about the president’s decision to take only one Re
what is the sum of 2/5 and 1/4
the lengths of the sides of a triangle are in the ratio 5:6:7. describe the length of the longest side if the perimeter is less than 54cm
is 0.49 smaller than 0.72
A graphing calculator displays 1.89 * 10 12 as 1.89 e 12. how do you think it would display 1.89 * 10-12 ? What does e stands for ?Please help me answering this
what best describes a firewall
