21-10-2016
Mathematics

contestada

a number multiplied by three equals 21. find the number
Let x=the number

Respuesta :

Аноним Аноним

21-10-2016

the number is 7, so 3 times x will equal 21 and x=7

Answer Link

Coolkid4life Coolkid4life

21-10-2016

X•3=21 , 3 •7 =21 so put 7 in the area X=7 You could also do 21 /3 to fine x

Answer Link

Otras preguntas

What is the main idea of Truman's statement about the use of atomic weapons?

what's a 7 word for mislead or cheat

can a right triangle have a leg that is 10 meters long and a hypotenuse that is 10 meters long? Explain

For all x, (3x + 7)² = ? A. 6x + 14 B. 6x² + 14 C. 9x² + 49 D. 9x² + 21x + 49 E. 9x² + 42x + 49 Can anyone explain how to make it step by step?

How does gradient affect the erosion of stream channels?

Mr. Heng must maintain a minimum daily balance of $500 in his checking account to avoid a monthly service fee. Write an inequality to represent the possible bal

A model is made of a car. The car is 8 feet long and the model is 10 inches long. What is the ratio of the length of the car to the length of the model?

Which choice describes the translation represented by the translation rule (x,y) -->(x+4, y-1)?4 units to the right and 1 unit down1 unit to the right and 4

How do you tell if a reaction is endothermic or exothermic using only the written formula

a 4 kg rock is rolling 10 m/s find its kinetic energy