luuu luuu
  • 26-04-2014
  • Mathematics
contestada


Multiplying a number by 2 and then adding 5 gives the same number as subtracting a number from 23. What is the number?

Respuesta :

crisforp
crisforp crisforp
  • 26-04-2014
2 * x + 5 = 23 - x <=> 3 * x = 18 <=.> x = 6;
Answer Link

Otras preguntas

A circle with radius 12 mm divided into 20 sectors of equal area. Which is the area of one sector to the nearest tenth?
Ariana is accelerating her car at 4.6 m/s2. It took her 10 seconds to reach this acceleration.  Her starting velocity was 0 m/s.A.0 m/sB.2.3 m/sC.4.6 m/sD.46 m/
what year did the revolutionary war officially end
Dad sent me a book for my birthday. sentence fragment
how is the president of egypt chosen
How do we solve balance sheet
What time is 7 1/2 hours before 2:12 AM?
The ratio of boys to girls in Anya's class is 10 to 15. There are 20 boys how many girls are there
The force of gravity on a person or object at the surface of a planet is known as?
When can resonance structures be written for a molecule