christiefouch christiefouch
  • 11-10-2018
  • Mathematics
contestada

Solve the system by the substitution method.

X+Y=-3
Y=-4x

Respuesta :

answermepls30 answermepls30
  • 11-10-2018
find it I cannot find it
Answer Link
jimrgrant1 jimrgrant1
  • 11-10-2018

x = 1, y = - 4

substitute y = - 4x into the other equation

x - 4x = - 3

- 3x = - 3 ( divide both sides by - 3 )

x = 1

substitute x = 1 into y = - 4x ⇒ y = - 4


Answer Link

Otras preguntas

Question 1: Which statement best summarizes this passage 1. It is more dangerous to bike on trails than on float roads. 2. A student research project showed t
Help help help! Lateral area means total surface area I believe! Thanks!
Can you help me with this
A stationary siren on a firehouse is blaring at 81Hz. Assume the speed of sound to be 343m/s. What is the frequency perceived by a firefighter racing toward the
Which line from the poem support the inference that the carving may be old and timeworn in the poem a Japanese wood carving?
The cotton gin and plantation farming heavily contributed to an increase in American slavery in the South during the first half of the 19th century. True False
What major engineering blunders were results of faulty measurement.
F(4g2-9)=n i need to solve for f
each sentence below is in active voice . rewrite each on one so that it is in passive voice 1. the great depression harmed the united states 2. some people de
What is the formula of the curved surface of a cylinder?