NaeNae111006 NaeNae111006

20-11-2020
Mathematics

contestada

Solve the system of equations from Problem #4.

A:(4, -1)
B:(-1, -3)
C:(16, 4)
D:(9, 1)

Solve the system of equations from Problem 4 A4 1 B1 3 C16 4 D9 1 class=

Respuesta :

brisatrbl brisatrbl

20-11-2020

Answer:

A. (4,-1)

Step-by-step explanation:

solving by addition/elimination

2x-5y=13 *(2)

4x-10y=26

-8x+10y=-42

_________

-4x= -16

x= 4

2(4)-5y = 13

8-5y=13

-5y=5

y= -1

Answer Link

Otras preguntas

In 1679, New Hampshire was established as a _______ colony

idea principal de la obra vamos a calentar el sol

Suppose we have a video camera that produces video data at the rate of 2gb per hour. Recording for 15 minutes

You toss a marble straight up into the air with a speed of 1.3 m/s. How long does it take the marble to reach its highest point? A. 0.55 s B. 2.2 s C.

Which best describes the current atomic model

A recipe that makes 2 loafs of whole wheat bread requires 1/3 cup of brown sugar. If Megan wants to make 7 loaves of bread, how much brown sugar will she requir

Read the passage. (1) The first skateboard was constructed of old roller-skate wheels attached to a piece of wood. (2) Improvements were made to the skateboar

What was the most important reason the city of Boston chose to fill in much of their swampy land and coastal areas? A. Swamps are breeding grounds for mosquitoe

Suppose you're writing a letter and you recall a word you'd like to use, but you don't know how it's spelled. If you wanted to look up the word in a dictionary,

What is written form decimal number.954