Solve using elimination.

–4x + 9y = –18
–x − y = –11

Question

12-11-2021
Mathematics

contestada

Solve using elimination.

–4x + 9y = –18
–x − y = –11

Respuesta :

Otras preguntas

Two objects will attract one another when they have ____. like charges no charge opposite charges the same amount of charge

How did New England’s rocky terrain affect the colonists who lived there?

What is the approximate circumference of a circle with a diameter of 56 cm? (Use π = 3.14.) A. 351.68 cm B. 175.84 cm C. 87.92 cm D. 10.82 cm

what is today hint love is in the air

Which operation gives a result of 1.39? sum of 2.39 and -130 sum of 0.63 and 1.25 sum of -2.96 and 4.35 sum of -5.66 and 1.25

Nadia makes a monthly income of $4,000. How much will Nadia have for impulse shopping after she pays all of her bills for the month? Food: 15% Housing: 26% Tra

front spanish worksheet help please18 points

A horesback rider travels 2 miles in 10 minutes. At this speed, how long does it take to travel 3 miles?

Which of the following could be considered a characteristic of Northern culture in the 1850s? many immigrants small farms few railroads cultural melting pot sl

Amist Amist · Answer 1 · 2021-11-12T03:59:16+01:00

Amist Amist

12-11-2021

To do elimination, you need to get same coefficient before the variable
Multiply (-x-y = -11) by 4
-4x + 9y = -18
-4x - 4y = -44
Now subtract
13y = 26, y = 2
Plug in y = 2 for any of the two equation
-x - 2 = -11
-x = -9, x = 9

Solution: x = 9, y = 2

Answer Link

Solve using elimination. –4x + 9y = –18 –x − y = –11

Respuesta :

Otras preguntas

Solve using elimination.

–4x + 9y = –18
–x − y = –11