ellej97 ellej97
  • 04-09-2019
  • Mathematics
contestada

15x + 31y = -3
X= -y +3

Respuesta :

Pashley Pashley
  • 04-09-2019

Step-by-step explanation:

x+y=3

x=3-y

15 (3-y)+31y =-3

45-y+31y=-3

-y+31y =-3-45

30y÷30=-48÷30

y=-1,6

x+y=3

x+-1,6=3

x-1,6=3

x=3+1,6

x=4,6

Answer Link

Otras preguntas

we the people unit 5 help.
what is a temperature where the vapor pressure of a liquid equals the atmospheric pressure.
Discribe the moon using adjectives
Calculate Δ H ∘ in kilojoules for the reaction of ammonia (Δ H ∘ f =−46.1 kJ/mol) with O 2 to yield nitric oxide NO (Δ H ∘ f =91.3 kJ/mol) and H 2 O(g) (Δ
How many C atoms are there in 5.25 grams of a compound containing 92.26% C and 7.74% H?
Let's open a hot dog stand! This is what we will need: Hotdogs Buns Condiments Electricity (to cook the hotdogs) Paper plates and napkins to serve the hotdogs P
The equation e = 1200 + 11t represent your elevation e in feet for each minute t you hike from a trailhead
What is the surface area of the prism
r the names of animals supposed to be capitals
What is the literary term synecdoche?