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

Explain how the suffixe ive contribute to the meaning of active incusive possessive
Which expression is equivalent to logw((x^2-6)^4/(cube root x^2+8))
whats the answer for (q-5)(q-2)
An isotope of the element fluorine has 9 protons and 10 neutrons. What is the name of this isotope?fluorine
10 =5+t Help me I am stuck
from “The Village Blacksmith” by Henry Wadsworth Longfellow 1 Under a spreading chestnut tree 2 The village smithy stands; 3 The smith, a mighty
Evaluate 2y when y = 6
13 students are going on a field trip4 students can ride in each carHow many cars will they need for the field trip? Possible Answers: 6 3 4 2 5
Of the following best explains changes in the federal government resulting from the great depression
What has recently challenged Florida’s water supply? waste drought hurricanes hot weather