rkkitchens14
rkkitchens14 rkkitchens14
  • 20-03-2019
  • Mathematics
contestada

Solve the following system of equations by substitution.
y=2x
y=−2x+20

A. (10,-5)
B. (5,10)
C. (10,5)
D. (-10,5)

Respuesta :

yungcee247 yungcee247
  • 20-03-2019

Answer:

The answer is B.(5,10)

Step-by-step explanation:

1. y = 2(5)

  y = 10

2.y = -2(5)+20

  y = -10+20

  y = 10

Answer Link
anna53126
anna53126 anna53126
  • 20-03-2019

The answer is b (5,10)

Answer Link

Otras preguntas

definition of phenotype
When should you paraphrase information instead of using a direct quote? A.When the word choice is especially important B.When the information is insightful or m
The point A (-7, 5) is reflected over the line x = -5, and then is reflected over the line x = 2. What are the coordinates of A'? (7, 19) (10, 5) (7, 5) (10, 19
One of your customers has just said to you, 'The service here is terrible' You should say:
Which of the following to performance evaluation tests not measure?
The data below show the number of games won by a football team in each of the last 15 seasons. What is a histogram that represents the data? 20,15,10,7,2,12,12
mad confused so please help shisters!
A plane curve is defined by the following paramedic equation: x=2cos(t) y=sin(t) which of the following statements best describes the curve? A) the parameter i
Everything about this
Which statements about the system are true? Check all that apply. y = 1/3 x – 4 3y – x = –7 The system has one solution. The system