maryamajeelali maryamajeelali

04-03-2020
Mathematics

contestada

solve the system of equations -x-y=-4 and -2x+4y by combining the equation

Respuesta :

emmelys emmelys

04-03-2020

what does the second equation equals to? (-2x+4y=?) I’ll help u out

Answer Link

anastasiathom anastasiathom

04-03-2020

Answer:

×=8/3 and y=4/3

Step-by-step explanation:

-x-y=-4

-2x+4y=0

-2x=-4y

x=2y

so -2y-y= -4 and x= 2•4/3

-3y=-4 x=8/3

y=4/3

Answer Link

Otras preguntas

at which stage of the scientific process would a scientist look at experimental data from other scientists to set up a new experimental study

Solve the quadratic by quadratic formula below a^2-4a=21

This statement is an example of which type of rhetoric

He sum of three consecutive integers is −369−369. find the three integers.

what does the center of the DNA strand exhibit?

five times a number subtracted from four is triple the number find the number

What type of sentence is: we rang the doorbell, but no one answered it.

Clinics that exclusively treat substance abuse eating disorders or suicide prevention are most similar to which kind of market

what fraction would represent 33 1/3%

Jennifer has been depressed for several months, and she decided to take an overdose of sleeping pills. after taking the pills, her breathing rate decreased dram