hrbvx11 hrbvx11

04-02-2022
Mathematics

contestada

Solve the system of equations algebraically.

3x+8y=−6
x−y=9
(x,y)= (

Respuesta :

vidhuhari vidhuhari

04-02-2022

Step-by-step explanation:

x=y+9

substitute

3(y+9)+8y=-6

3y+27+8y= -6

13y = -6 -27

13y= -33

y = -33/13

x = -33/13 + 9

Answer Link

Otras preguntas

In a race, a runner traveled 12 meters in 4.0 seconds as she accelerated uniformly from rest. The magnitude of the acceleration of the runner was (1) 0.25 m/s2

A solid substance was tested in the laboratory. The test results are listed below. • dissolves in water • is an electrolyte • melts at a high temperature Based

Why did the Soviet Union close its borders and restrict travel abroad?

Who used political cartoons to expose government corruption, economic crisis, and inequality? a. Andrew Carnegie b. Susan b. Anthony c. Booker T. Washington d

Sarah was as hungry as a momma grizzly bear just walking from hibernation. What does the phrase grizzly bear suggest? A. Ferocity B. Heaviness C. Wildness D. S

what fraction is between 4/8 and 1

Why did middle-class women join volunteer organizations after the Civil War? a. pressure from husbands b. need for intellectual and social stimulation c. rej

In quadrilateral PQRS below, sides PS and QR are parallel for what value of x ?

British citizens in China were granted ____, or the right to live under their own laws.

_____ allow(s) you to think ahead about what you'd do in future situations. Foresight Decisions Peer pressure Influence