Steph23465 Steph23465

04-02-2016
Mathematics

contestada

Y=-2x-6
Y=x+9
Elimination method

Respuesta :

apologiabiology apologiabiology

04-02-2016

so we have
y=-2x-6
y=x+9
elimination
multiply second by e
2y=2x+18
just add them

y=-2x-6
2y=2x+18 +
3y=0x+12
3y=12
divide by 3
y=4
subsitue
4=x+9
subtract 9
-5=x

x=-5
y=4

Answer Link

Otras preguntas

I need help with this answer i have been stuck

An organism with the ability to withstand changes to biotic and abiotic environmental factors is said to have __________. Select one: a. limiting factors b.

In which situation is the maximum possible work done? when the angle between the force and displacement is 0° when the angle between the force and displacement

In addition to Jews, a specific group that the Nazis systematically killed during the Holocaust was

Which of the following best describes why the two minnow populations evolved into separate species?

Why did Gregor mendel study pea plants

how did the qin dynasty best reflect legalist principles of governance a.Feudal lords embraced nonviolence and rejected ongoing conflict. b.Military officials a

La pregunta de la semana Review the section of “Pronombres del complemento directo”. Write one example like the ones provided. Use red font to emphasizes the ob

These United Colonies are, and of Right ought to be Free and Independent States . . . they are Absolved from all Allegiance to the British Crown . . . as Free a

A clear instruction that identifies the issue being addressed in a speech also