gina0yvsalinner gina0yvsalinner
  • 04-01-2017
  • Mathematics
contestada

The difference when 7 less than a number is subtracted from twice the number is 12. what is the number?

Respuesta :

maliam maliam
  • 04-01-2017
It is 5......2x-(x-7)=12  proof:  2*5-(5-7)=12
               2x-x+7=12           10-(-2)=12
                x=12-7                 10+2=12
                x=5                        12=12

Answer Link

Otras preguntas

Explain the importance of enzyme function within the body
help please asap youll get 20 points
1. From this experience, I have learned my lesson about the dangers of telling lies. 2.Many people are intolerant of opinions and actions which do not conform t
HELPP!! Qs in picture. Q1-3 needed to be conjugated with indirect commands Q4-6 is direct commands Q7-10 is present perfect indicative or subjunctive Thanks in
Which best explains the mechanism that allows for cell differentiation?A.cells can turn off and on their entire genome at will.B.Genes are activated and produce
Angle P is 3 more than twice angle M. If the two angles are complementary, find the measure of the two angles.
Answer the questions provided in the yo form PLS HELPP :(((
HEEEEEELLLLPPP{P{PP{P{PPP
Which facts are explained in Julie of the Wolves but not in the Gray Wolf Fact Sheet? A the many ways in which wolves communicate-besides howling B the many r
I was able to solve for x for this one, but I am not sure how to find z and y. (Is y equal to 4x-9=59°?)