Stinkypete2013 Stinkypete2013

03-12-2019
Mathematics

contestada

find the solution of this system of equations. -x - 5y= 30, 10x + 5y= -75

Respuesta :

Yang100 Yang100

03-12-2019

Answer:

x=-5, y=-5. (-5, -5).

Step-by-step explanation:

-x-5y=30

10x+5y=-75

-----------------

9x=-45

x=-45/9

x=-5

-(-5)-5y=30

5-5y=30

5y=5-30

5y=-25

y=-25/5

y=-5

Answer Link

Otras preguntas

13. Channing had been working for the lumber company for six years. He had taken extra shifts, arrived early, and trained new employees. Now that the position o

The circulation of a newsletter decreased from 5200 to 3140 find the percent of decrease in circulation to the nearest percent

Which system cordinantes the human bodys response to change in its internal and external environment

Most infants are able to crawl and speak a few words by the time they___ are . a. 18 b. 10 c. 3

Why was the tango dance not acceptable by society?

If ADE ABC in this diagram, which pair of ratios must necessarily be equal?

Your _______ nervous system is made up by the network of nerves that stretch to almost every part of your body. a. sensory b. peripheral c. central d. pulmo

Please help! Calculate the average rate of change for the graphed sequence from n=1 to n=5?

a scientific law _____. is true all the time answers how and why phenomenon happen can evolve over time is a guess

Find the exact value expression. tan^-1 (0)