niels91 niels91
  • 10-11-2021
  • Mathematics
contestada

78 decreased by half a number is 45 Find the number

Respuesta :

luvbuglili8
luvbuglili8 luvbuglili8
  • 10-11-2021
78 - 45 = 33
Since it’s half a number you do
33 x 2 = 66
So the answer is 66
Answer Link
jimrgrant1 jimrgrant1
  • 10-11-2021

Answer:

number is 66

Step-by-step explanation:

let the number be n , then

78 - [tex]\frac{1}{2}[/tex] n = 45 ( subtract 78 from both sides )

- [tex]\frac{1}{2}[/tex] n = - 33 ( multiply both sides by - 2 to clear the fraction )

n = 66

The required number is 66

Answer Link

Otras preguntas

A recipe calls for 2 2/4 cups of raisins, but Julie only has a 1/4 cup measuring cup. How many 1/4 cups does Julie need to measure out 2 2/4 cups of raisins?
what does forgive your enemies but never forget their names mean? It is a quote by John F Kennedy.
A machine produces 1000 bowling pins per hour each valued at $8.37 what is the total value of the pins produced in one hour?
Which temperature range is the “danger zone” for food storage
What is the difference between one cup of ice cream and 6 oz of yogurt? A. The yogurt has 20% more vitamins than the ice cream. B. The yogurt has 50% mor
Witch stradigy would you use to divide
Marco paid $36.89 for 8.6 gallons of gas. What is the price of 1 gallon of gas?
what is the gcf of 44j5k4 and 121j2k6
Your school's football coas has just been fired. when the athletic director informs him of the termination, he tells the
what is 2/5 of $26.50