robinsonmariah427 robinsonmariah427
  • 08-09-2019
  • Mathematics
contestada

Twice the difference of a number and 9 is 5

Use the variable c for the unknown number.

Respuesta :

Frosted16
Frosted16 Frosted16
  • 08-09-2019

Answer:

C = 11.5

Step-by-step explanation:

1. (c - 9) 2 = 5

2. 2c - 18 = 5

3. 2c = 23

4. c = 11.5

Answer Link

Otras preguntas

Do you think you can go back to online learning if we have to go there again? With the surge of covd cases, do you think schools shut down, go hybrids, or stay
Thissss plisss 17POINTS
Find the perimeter and the area of the polygon with the given vertices (0,2),(5,2),(5,5),(0,5)
What is use of measuring tape ?
What is the solution of x = 2 +[tex]\sqrt{x} -2[/tex]
How did the Wagner Act affect labor unions? A. It reduced their power to organize. B. It increased their negotiating power. C. It forced unions to accept unskil
PLEASE HELP! PLEASE ANSWER MY QUESTION PLS
characteristics of ginseng root
What is 0.18 continued as a fraction? 15 points, and branliest for whoever answers first!
|2x+3|+9=20. please help. add explanation