sunnah9989 sunnah9989
  • 10-04-2017
  • Mathematics
contestada

2x+y=3
x=3+y
This is an equation of substitution and I need help

Respuesta :

crys3 crys3
  • 10-04-2017
2(3+y)+y=3
6+3y=3
Y=-1
Substitute to solve for x
X=3-1
X=2
Answer Link
Vika11
Vika11 Vika11
  • 10-04-2017
solution:(1,1)
replace the x if the first equation with the second equation then solve. Then take that solution and put it in for the y and solve.
Answer Link

Otras preguntas

how many centimeters are equal to 0.05 meters
How to solve volume from Cone Height: 3.9 Radius:1.7
choose the correctly punctuated sentence A. She cried, "Help"! B. She cried "Help!" C. She cried, "help!" B. She cried, "Help!"
According to _____________ teachings, Jews and Greeks were equal. a. Greek c. Christian b. Roman d. Jewish
Magma from Earth's interior oozes from the cracks at mid-ocean ridges. a. True b. False
A diagonals of a parallelogram measures 37 inches. The size measures 35 inches and 1 foot. Is the parallelogram a rectangle?
What is the marginal product?
Neither Laura nor I will attend the concert because you cannot go. Which word in the sentence is a subordinating conjunction?
How do how do you know the number of valence electrons in an atom from the periodic table? User: How do you know the number of valence electrons from the period
When a person communicates with himself or herself, he or she is demonstrating _____.