Seudónimo Seudónimo
  • 24-01-2017
  • Mathematics
contestada

x = 1 + y
3x - 6y = -12
a. (-2,-1)
b. (2,3)

Respuesta :

texaschic101
texaschic101 texaschic101
  • 24-01-2017
x = 1 + y......so sub 1 + y in for x in the other equation

3x - 6y = -12
3(1 + y) - 6y = -12
3 + 3y - 6y = -12
3y - 6y = -12 - 3
-3y = -15
y = -15/-3
y = 5

x = 1 + y
x = 1 + 5
x = 6

solution is (6,5)
Answer Link

Otras preguntas

3. How might regular cardiorespiratory exercise affect hypertension? A. Hypertension may be accelerated with cardiorespiratory exercise. B. People with hypert
an organism whose cell lack a nucleus is called?
What is 10 times as much as 0.5 and why.
To which major cultural region should you move if you want to be close to large cities and the most famous universities?
Juliet tells Romeo that he should send her word about when and where to come if his love is honorable and his purpose is what?
what is the difference between the exponets 4x and x4
how does welfare attempt to raise poor people's standard of living
what does piont of view clue words mean?
Why has wind erosion shaped so many landforms in the American Southwest
One side of a triangle is half the longest side.The thirds side is 12 feet less than the longest side. The perimeter is 53 feet. Find all three sides.