vt403421 vt403421
  • 10-01-2020
  • Mathematics
contestada

−5y−10x=45
−3y+10x=−5 ​
solve for x and y

Respuesta :

Race321 Race321
  • 12-01-2020

Answer:

y= -5

x= -2

Step-by-step explanation:

-5y-10x=45

-3y+10x=-5

__________

-8y=40

y= -5

-3(-5)+10x=-5

15+10x=-5

10x=-20

x=-2

Answer Link

Otras preguntas

What is the oxidation state of nitrogen in NaNO2? (1) +1 (3) +3 (2) +2 (4) +4
Why did Japan create the Greater East Asia Co-Prosperity Sphere ?
susan buys a tennis racket from a store. -tennis rackets original price is $75 -all tennis rackets are on sale for 25% off the original price -tennis rackets h
A thermometer is in a beaker of water. Which statement best explains why the thermometer reading initially increases when LiBr(s) is dissolved in the water? (1)
When ionic bonds are formed, metallic atoms tend to
Give examples of three different economic freedoms in a free enterprise system.
Why are economists interested in the unemployment rate?
In what way did the Vietnam War shape the U.S. presidency in 1968
Why is RNA necessary to act as a messenger?
What is the correct stoicheometric ratio b/w NaN3 and KNO3 to ensure no sodium is unreacted? What would be the consequences of an excess of KNO3 to the operatio