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

lucy starts 4miles from home and jogs away from home at 6mph for 20minutes. draw this statement on the diagram for me please.
24-6+7 multiply by 7
24-6+7 multiply by 7
PLEASE HELP ME!!!!!! Clarence is building a treasure chest to use as a stage propi the school play. The chest will be filled with fake gold coins and treasure u
The 4th and 3rd terms. of two GoP₂ (A and B) are 36 and 54 respectively. The ratio of the first team of A to that of B is Find : (i) the value of a 2a 3a. (i) t
1. PART A: MANAGEMENT OF ASSETS You have been appointed as the asset manager of KK Traders, the owner Informed you amongst other things, the following findings
Evaluate: Find the common ratio
WILL GIVE BRAILIEST IF ANSWERED FAST
how to find density of mixture ​
What is an example of militarism being used in a good way