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

QUESTION 1 Use the future value formula to find the indicated value. FV=10,000​; i=0.03​; PMT=$800​; n=? n= (round up to the nearest integer as needed) QUESTION
The polynomial 6x2 + 9x has factors of 3x and which of the following? A. 2x + 3 B. x + 6 C. x + 3 D. 2x + 6
describe how the ultrasound technology or research involves electromagnetic or sound waves
What is the second largest english speaking country?
Which property would be used to identify a compound in the laboratory?
How is reactivity for nonmetals differnt then metals?
Foods that allow microorganisms to grow are called parasites.* True False
Stretching exercises will help: Build strength, Build endurance, Prevent injury, or All of the above
The gas in a cylinder has a volume of 3 liters at a pressure of 117 kpa. the pressure of the gas is increased to 219 kpa. assuming the temperature remains const
According to the Rational Root Theorem, -7/8 is a potential rational root of which function? A) f(x) = 24x7 + 3x6 + 4x3 – x – 28 B) f(x) = 28x7 + 3x6 + 4x3 – x