TayDrizzle
TayDrizzle
12-03-2015
Mathematics
contestada
what is 2x-3y=-2 and 4x+y=24
Respuesta :
Panoyin
Panoyin
12-03-2015
2x - 3y = -2 ⇒ 4x - 6y = -4
4x + y = 24 ⇒
4x + y = 24
-7y
=
-28
-7 -7
y = 4
2x - 3(4) = -2
2x - 12 = -2
+12 +12
2x
=
12
2 2
x = 6
(x, y) = (6, 4)
Answer Link
VER TODAS LAS RESPUESTAS ( 14+ )
Otras preguntas
In an electronic transition an atom can not emit what?
The diagram represents the circular floor under the dome of a state capitol building. The diameter is 40 ft. Find the circumference of the floor. Approximate as
When is it appropriate to use a colon in a sentence? Question 19 options: to summarize a paragraph to join two dependent clauses together to introduce a list to
Courtney had $55 to spend at the fair. She paid $22.50 for rides and $14.25 for lunch and snacks. Courtney says she has $18.25 left to play games at the fair.
In the 19th century, which of these river was an important route for transporting goods from northern states to southern states?
A model car has a scale of 1:25. The length of the model when built is 9.6 in. What is the length of the actual car?
jonathan is traveling from new york city to wellington, new zealand. thr latitude of new york city is 40.67°, and the latitude of wellington is -41.29°. what is
What was the purpose of the coordinate graphing system described by Descartes in his book Discourse on Method?A. to use algebraic methods to solve geometric pro
Which emotion does Wiesel believe is most harmful to humanity?
Which substance will release the greatest amount of heat when 1.00 mol is frozen?
