GaryWatson13 GaryWatson13
  • 02-03-2021
  • Mathematics
contestada

Solve each system using substitution. Check your answer.
x+y=8
y=3x

Respuesta :

GilliamKathren
GilliamKathren GilliamKathren
  • 02-03-2021

Answer:

x = 2

y = 6

Step-by-step explanation:

x + y = 8

x + (3x) = 8

4x = 8

4x ÷ 4 = 8 ÷ 4

x = 2

-------------------------------

y = 3x

y = 3(2)

y = 6

----------------------------------

x + y = 8

(2) + (6) = 8

8 = 8

Answer Link

Otras preguntas

what jobs did Gandhi have before he was famous ?
what is 1.36,1.3 and 1.63 from least to greatest
Which sentence uses possessive personal pronouns correctly? A. The squirrel twitched it's tail back and forth. B. Their's is the one on the right, under the
what is 1.36,1.3 and 1.63 from least to greatest
salt & sugar do not appear to have a fix shape.why do we call them solid
Name and describe an example of a parasitic relationship involving a fungus.
what is 6.46,6.41 and 4.6 in order from least to greatest
Which of the following is the most electronegative element? a. He b. I c. N d. O e. C
what is three fourths plus five eighths
In To Kill A Mockingbird, when Atticus was standing in front of jail protecting Tom Robinson, and all those men showed up, why did they leave after Scout kept t