jolee89 jolee89
  • 12-09-2018
  • Mathematics
contestada

three times the difference of a number and seven is one less than twice the number. find the number

Respuesta :

TheMeThatMees
TheMeThatMees TheMeThatMees
  • 12-09-2018
3(x-7) = 2x -1

3x -21 = 2x -1
x -21 = -1
x = 20
Answer Link

Otras preguntas

What are three characteristics used to describe soil?
If you want help using drawing, word processing, and e-mail programs, the best place for you to find it is through the Start menu. False False True
PLEASE HELP ILL GIVE BRIANALIST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
35 kg 22 g - 21 kg 75 g
Can someone plss help me with this!! QUESTION: b(a-6)
what is the difference between weathering and erosion I need a short answer asap
What is the BEST paraphrase of the first sentence of the second paragraph?A) Acupuncture contains a family of ideas. B) Acupuncture involves stimulating body p
maths 5x² - x(x + 4)​
Graph: y < 1/3x+1/2
2 Choose the sentence below in which the subject and verb agree. A. Part of the essay test were too difficult for the class. B. Fifty percent of the pies have d