Sorality
Sorality Sorality
  • 01-07-2017
  • Mathematics
contestada

Find the solution of this system of equations.

-4x + y = -25

-6x - 6y = 0

Show work please

Respuesta :

wikk
wikk wikk
  • 01-07-2017
-4x + y = -25        y = 4x - 25

-6x - 6y = 0            

 
-6x - 6(4x - 25) = 0
-6x - 24x + 150 = 0
-30x + 150 = 0
-30x = -150
x = 5

y = 4(5) - 25
y = 20 - 25
y = -5

(5, -5)
                       
Answer Link

Otras preguntas

1. ¿En qué parte del México están los amigos? 2. ¿Dónde están Pablo y Susana? 3. ¿Qué tiempo hace hoy? 4. ¿Qué va a hacer Margarita y dónde? 5. ¿Adónde
the five needs that our government protects are:
(50 points) In a house the size of a postage stamp lived a man as big as a barge. His mouth could drink the entire river You could say it was rather large For
someone help me with this math problem
Choose the best paraphrase for the sentence below: “A pox on you for your loathsome chiding!” A: Curse you for your hateful scolding B: May you be diseased for
Sal and three friends plan to bowl one or two games each. Each game costs $2.50. Identify the independent and dependent quantities in the situation. Find reason
What is the volume of the triangular prism
How to solve ionic compounds
help me pls ASAP! What is the length of ABC in terms of pi? A) 4 pi ft B) 8 pi ft C) 2 pi ft D) 16 pi ft
help anyone? dying ​