menakri53 menakri53
  • 11-04-2017
  • Mathematics
contestada

Solve the system of equations and choose the correct answer from the list of options. x − y = 7 y = 3x + 12

Respuesta :

jula1 jula1
  • 11-04-2017
x-y=7
y=3x+12|-3x

x-y=7
-3x+y=12
---------------------,-
-2x=19
x=-19/2
Answer Link

Otras preguntas

the area of a playground is 256²m find the length of the playground
Which investment account can be used to save for post-secondary education? traditional IRA, 403(b), flexible spending account (fsa), 529 plan, or 401(k)
Read the following sentence and choose the verb tense that should be used to translate it to Spanish. There were a lot of nice people on each island. preterit
I need help ASAP snsbdbdbdbdbbffb
Which of the following sentences uses a linking verb?A. None of the choices are correct.B. lam going to see the movie on Saturday night.C. We talked until two o
How much is a square foot if the room is 15ft x 28ft?
Taste molecules are unique because different molecules trigger _______ in the nose and mouth
Whats 2+2 x 4 - 16 qwertyujnhbvcxzaaaqwertyyyyyyyyyhhhhhhgfdsaaaaaaaqwertyqwertyqwertyqwertyqwerty
Monthly car sales for a certain type of car are $350,000 and sales are depreciating at a rate of 3% per month. a. Write an equation to represent this situation.
A small metal block (shaded block) is released from rest at the level of the top dashed line. It either falls or slides on a frictionless incline to the level o