willia489 willia489
  • 04-10-2020
  • Mathematics
contestada

twice a number, decreased by 9 is 12

Respuesta :

annaasif33
annaasif33 annaasif33
  • 04-10-2020

Answer:

10.5

Step-by-step explanation:

Answer Link
ijateguzo ijateguzo
  • 04-10-2020

Answer:

10.5

Step-by-step explanation:

2x-9=12

2x=12+9

2x=21

x=21/2

x=10.5

Answer Link

Otras preguntas

Consider the line that passes through the point P(-3,-3) and is parallel to the line x-4y=7. Write the point-slope equation of the line. Use exact values.
What is the simplified form of 1 over x squared all over 3 over x-cubed ? A x over 3 B 1 over 3x C 3x D 3 over x
How should history remember Mohandas Gandhi? How did Mohandas Gandhi influence other people over time? What is this leader’s legacy in history?
Order from least to greatest: -2, 4, 2 3 , -6, 8 3
Wich phrase defines complentary goods?
Identify the correct property of equality to solve each equation. 3 + x = 27
Sergio celebrated his birthday. His friends attended the celebration. What is celebration an example of? Question 5 options: Synonym Nomination Adjective Refere
Explain how america gradually began to respond to the threat from totalitarian aggression while still trying to stay neutral
Write numerical expressions for “the product of 3 and 2, plus 5” and “3 times the sum of 2 and 5”.
I NEED HELP PLEASE HELP