yasminriveramendez16 yasminriveramendez16
  • 02-11-2020
  • Mathematics
contestada

Five times a number is the same as two times a number added 21

Respuesta :

horses96
horses96 horses96
  • 02-11-2020

Answer:

Our number is 7.

Step-by-step explanation:

We also know that it's 2x + 21 = 5x.

Now we solve.

21 = 5x - 2x

21 = 3x

7 = x

Answer Link

Otras preguntas

How much bigger did the us become when president Jefferson purchased land from France in the Louisiana purchase
-2(x+6)+6x how to simplify
How did Vernon J. Baker have to wait until 1997 to receive the Medal of Honor for his actions in World War II? A. Documents uncovering the importance of his dee
What mass of solid that has a molar mass 89.0 g/mol should be added to 100.0 g of benzene to raise the boiling point of benzene by 2.42°C? (The boiling point el
What is the value of x? 26 28 30 32
The Pennsylvania Mutiny highlighted a weakness of the Articles of Confederation because A)Congress was unable to help soldiers who wanted payment for service. B
A leaky faucet is losing water and is filling a 8-gallon bucket every 25 hours.At this rate,how many gallons of water will the faucet leak in 13 hours?
the percent of a discount is 75% and the sale price is $55.50 what is the original price?
which macromolecule gives the most energy carbohydrate nucleic acid lipid protein
A microwave works by focusing microwave light on the food inside of it. Which type of energy transformation takes place in a microwave? A. Heat energy is t