webbbrianna03 webbbrianna03

03-09-2020
Mathematics

contestada

Solve the system of equations using substitution.
2x + 8y = 24
-2x + y = 12
A (-7,-4)
B (-4,4)
(-4,-7)
(-7,4)

Respuesta :

swoosha23 swoosha23

03-09-2020

It’s B
2(-4)+8(4)=24
-8+32=24

-2(-4)+4=12
8+4=12

Answer Link

Otras preguntas

I NEED HELP PLEASEHow would Darwin define "survival of the fittest"? A. selection by humans for breeding of useful traits B. some traits are similar throughout

Analyzing and Interpreting Data: Data analysis uses tools, technologies, and/or models (e.g. computational, mathematical) in order to make a valid and reliable

Ahat is the area of this quadrilateral? A,B,C,D

Santoro co produced a draft statement of the financial position at the year end which showed the owners equity of 4,50,000. It was later discovered however that

Solve for x. 3x/−8=−2/14

Prove that an integer consisting of 3n ones is divisible by 3n (e.g. 111 is divisible by 3, 111,111,111 is divisible by 9, etc.) Prove it by induction. Notice,

This year a small business has a total revenue of $21,700. If this is 38% less of their total revenue the previous year what was their total revenue the previou

Paleolithic era Neolithic era Age of empires Present day During which period on the timeline above did people start setting up permanent homes? A. Neolithic era

Julia wants to be sure that she can listen effectively to the speaker at the town hall meeting. which strategy will help her succeed?jumping to conclusionsmulti

Solve for N: A_-21 B_21 C_-96 D_96