giavanna67
giavanna67 giavanna67
  • 02-03-2021
  • Mathematics
contestada

In systems by substitution what is y=x+8 and x+y=2

Respuesta :

AnimalPost
AnimalPost AnimalPost
  • 02-03-2021

Answer:

x = -3

Step-by-step explanation:

y = x + 8 and x + y = 2

Using substitution, we know that y = x + 8, so:

x + y = 2

x + (x + 8) = 2

2x + 8 = 2

2x = -6

x = -3

Then we solve for y:

x + y = 2

-3 + y = 2

y = 2 + 3

y = 5

Answer Link

Otras preguntas

what is the physical state of copper
M is directly proportional to r^3 When r=4, m=160 Work out value of m when r =2
What do muckrakers do? Option:: a. set political agendas b. uncover abuses in government c. set political policies d. serve as gatekeepers
Prepare an art integrated assignment (Chart tabulation of music, costume, region, language association) of haryana
What is the shortest delay time, in milliseconds, that wouldcause two 65 Hertz sine waves to be 30 degrees out of phase? Roundyour answer to the nearest hundred
1. Phionah poured 100cm³ of water. Phionah later mixed 400cm³ of salt solution of density 1.6gcm3 in the water above. Determine the density of the mixture​
What plague finally convinces Ramses II to let the Hebrews go? Why?
what connection between sheriffs experiment and Sachs experiment is revealed in paragraph 8-10
For molecules of general formula ABn (where n > 2), how do you determine if a molocule is polar?​
what is the additive inverse of 24/6​