lemleys3 lemleys3
  • 03-01-2016
  • Mathematics
contestada

Three of four numbers have a sum of 22. If the average of the four numbers is 8, what is the fourth number?

Respuesta :

louis22lomboyScarf louis22lomboyScarf
  • 03-01-2016
The fourth number is 10
a+b+c=22
22+d/4 = 8
multiply both by 4
22+d = 32
32-22 = 10
d = 10
Answer Link

Otras preguntas

thank you so much for helping me on that math problem
help me please and explain
PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!! Identify the statement that reveals tone. The fish are biting today. Early morning fishing yields more fish. The best time to
Which degree of rotation is equivalent to a 90 degree clockwise rotation? A.)270 degree counterclockwise rotation B.)270 degree clockwise rotation C.)180 degree
How does natural selection support the theory of evolution
The price of milk increased from $3.25 to $3.75. What is the percent of change for the price of milk to the nearest tenth? Show your work.
The daguerreotype process was inexpensive and easy for just about anyone to use
What is the coefficient of x2 in the expansion of (x + 2)3?
find the LCM of 21y^3 and 63y^4
Which sentence contains figurative language? Jenny danced in the recital and won an award for her grace and elegance. Kevin decided to reorganize his office, b