sum392
sum392 sum392
  • 02-10-2019
  • Mathematics
contestada

If |3x - 7|= |3x + 1| what is the value of x?

Respuesta :

306flower
306flower 306flower
  • 02-10-2019

Answer:

x = 1

Step-by-step explanation:

First, try setting the two equal to each other without absolute value

3x - 7 = 3x + 1

0 = 8

That's undefined, so try making one negative. It doesn't matter which, so I'll do the first one.

-(3x - 7) = 3x + 1

7 - 3x = 3x + 1

6 = 6x

1 = x

Answer Link

Otras preguntas

Which Statement best explains why the period from the end of reconstruction to the early 20th century was referred to as the nadir of American race relations
The main purpose of a keyword search is to _____ . A. narrow your topic one step at a time B. brainstorm ideas for your research paper C. avoid sites th
Brenda has been up for days, and forgot to pay the rent but is handing out money to the homeless. when a police officer tries to talk to her about why she is we
What information can be used to compare linear relationships?
What are the major themes in the odyssey?
PLEASE HELP ME!!! NOT GOOD AT MATH.
If a person weighs 240 pounds on Earth, what would be the difference in weight of the same person on Mars and on the Moon
517.21 km what is the nearest 10km?
The shortest distance between two points is what?
Find d arithmetic mean of _10 and _5