sfrazie06 sfrazie06
  • 01-02-2020
  • Mathematics
contestada

y= 2x
x+y=12
What is this answer? How do you solve it?

Respuesta :

kaniz kaniz
  • 01-02-2020
X+2x=12

3x=12
X=12/3
X=4

Y=2*4 =8
Answer Link
friedenkrisha18
friedenkrisha18 friedenkrisha18
  • 01-02-2020

Answer:

y=2(1)

x+y=12

y=12-x

y=12-1

y=11

Step-by-step explanation:

y=2(1)

y=2

y=2(2)

y=4

x+y=12

y=12-x

y=12-1

y=11

1+11=12

y=12-2

y=10

2+10=12

Answer Link

Otras preguntas

unit 1 interim assessment goldilocks answer key
Describe the relationship between a species and a population?
What is the amount that Poe made off of his two most famous works?
(−4)−(−2)–{(−5)–[(−7)+(−3)–(−8)]}
Reading for main ideas, and not details,
If a window costs $1.35 per square foot and the cost of installation is 15% of the purchase price of the glass, the total cost of an order, including installati
Write an expression to represent: Six less than the product of four and a number X
a car got 33 miles per per gallon using gasoline that cost $2.95 per gallon approximately what was the cost in dollars of the gasoline used in driving the car
Describe the three basic uses of percentages. Give a sample statement that uses percentages in each of the three ways. What is one way to use​ percentages?
I have an assignment and I am having trouble with it. Can someone please help ASAP??? 1. You are a member of your school's robotics team and are in charge of pr