sourjesh123
sourjesh123 sourjesh123
  • 02-01-2021
  • Mathematics
contestada

(ii) x + y + 2 and x - y - 1​

Respuesta :

aaydaruus
aaydaruus aaydaruus
  • 02-01-2021

Step-by-step explanation:

please see it my work solution steps

Ver imagen aaydaruus
Answer Link
Аноним Аноним
  • 02-01-2021

Answer:

[tex]x + y + 2 = 0- - - eqn(i) \\ x - y - 1 = 0 - - - eqn(ii) \\ eqn(i) + eqn(ii) \\ = 2x + 1 = 0 \\ 2x = -1 \\ x = - \frac{1}{2} \\ substitute \: for \: x \: in \: eqn(i) \\ -\frac{1}{2} + y + 2 = 0 \\ y = (-2 + \frac{1}{2} ) \\ y = -\frac{3}{2} [/tex]

Answer Link

Otras preguntas

how much is 77 divided by 5
The Nubians settled in present day what
a shoe store sold 8 pairs of shoes for a total of $256. each pair cost the same amount what was the price of each pair of shoes?
Autocracy or Democracy: One person is in charge
What is the relationship between succession and climax vegetation?
3a b2 b3 4b2 4 5a identify like terms
50/7 as a mixed number
Salid bought 35 feet of window trim at a hardware store. The trim cost $1.75 per foot, including sales tax. If salid paid with a $100.00 bill,how much change sh
What's bigger 8/15 or 11/20 (fractions)
what is 8.5% written as a fraction in simplest form