DianePorcelli991 DianePorcelli991
  • 03-05-2014
  • Mathematics
contestada

If 3x – 10 = 17, what is the value of 6x + 20 ?

Respuesta :

yumi4 yumi4
  • 03-05-2014
74 because 3x equal 17+10. so x equals 9 and plug it in to the equation got 74
Answer Link
Аноним Аноним
  • 03-05-2014
[tex]3x-10=17\ \ \ \ /+10\\\\3x-10+10=17+10\\\\3x=27\ \ \ \ /:3\\\\3x:3=27:3\\\\x=9\\\\\\\\6x+20=6\cdot9+20=54+20=74[/tex]



[tex]3x-10=17\ \ \ /\cdot2\\\\2\cdot3x-2\cdot10=2\cdot17\\\\6x-20=34\ \ \ \ /+40\\\\6x-20+40=34+40\\\\6x+20=74[/tex]
Answer Link

Otras preguntas

A study must be valid to be considered reliable. true or false?
which structure of the respiratory system plays the main role in carry out the system’s primary function? trachea pharynx alveoli nose
In a few sentences, explain what HIV and AIDS are and how HIV is spread.
What term identifies the physical interface between a computer and its peripherals? A. Connectors B. Hardware C. Software D. Storage devices
suppose you want to delete an existing file from within word what would you do
what is the real meaning behind the euphemism "targets are neutralized"?
to determine whether gene transfer has been successful, one might add?
The purpose of a lyric is to tell a story true or false
What is cause-effect?
Once you acquire these two basic skills, you'll be able to transform a vague idea in your mind into a coherent piece of writing. What are these two basic skills