brooke1516
brooke1516 brooke1516
  • 01-04-2020
  • Mathematics
contestada

3x + y = 4
x + 2y = -2

Respuesta :

domingogarcia483 domingogarcia483
  • 01-04-2020
3x+y=4 (y=-3x+4)

Plug it in for y x+2(-3x+4)=-2
x=2

Plug in for x 2+2y=-2
y=-2

Solution: (2,-2)



Answer Link

Otras preguntas

-12 = 2 + 5y + 2y Can you me do the work
An ad for an above-ground pool states that it is 25 m2. From the ad, you can tell that the pool is a circle. If you swim from one point at the edge of the pool
15 = x + 13 which property could be used to solve this equation
One of the biggest advantages of corporations is that investors cannot be held personally responsible for the debts of the business. This is the concept of​ ___
Is the number 3,600−−−−−√ rational or irrational?
3. A bus accelerates at 25 m/s/s. This allows the bus to speed up from 16 m/s to 172 m/s. How long did this take? 9.18 seconds -9.18 seconds -6.24 seconds 6.24
Pronouns help to make writing less _____.
Write interval notation of the given number line. -3 -2 -1 0 1 2 3 4 5
“Egypt is the Nile, the Nile Egypt." -Toby Wilkinson The historian quoted above would be most likely to follow his quotation with a lecture on ________. A. The
Which expression is equivalent to 3 - 2 Choose 1 answer: А --3 + -2 B D - 2