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

A 65-year old Caucasian man presents to the emergency room with a crushing substernal chest pain. He states the pain started 30 minutes before and he has never

connie poured 200 milliliters of juice into a glass from a juice carton. She then poured 225 milliliters into a second glass. What is the final change in the vo

EASY POINTS‼️‼️‼️ How can the history of Mount Rainier's eruptions help you decide whether hiking around Mount Rainier is safe?

A student investigated

_____________ al hotel debo tomar un autobús. A. Para llegar B. Iremos para C. Pasearemos por D. Por dos horas

Give some explanation for (have had) combine grammar

Find the slope! 19.) (-3, 4) and (-4,-2)

RT and UW are parallel lines. Which angles are corresponding angles?

uh help me rq or else:(

On Apollo Moon missions, the lunar module would blast off from the Moon's surface and dock with the command module in lunar orbit. After docking, the lunar modu