mike0260204 mike0260204
  • 13-09-2018
  • Mathematics
contestada

2 times the sum of a number and 5 is 20

Relax

Respuesta :

Ell5467 Ell5467
  • 13-09-2018

The number is 5. Steps shown below

Ver imagen Ell5467
Answer Link
z5tequ2u
z5tequ2u z5tequ2u
  • 13-09-2018

[tex]2(x+5)=20\\ \\ 2x+10=20\\ \\ 2x=20-10\\ \\ 2x=10\\ \\ x=5[/tex]

Confirming the other answer. 5 is correct.

Hope this helps!

Answer Link

Otras preguntas

What is the charge of an atom with 16 protons and 18 electrons?
Y=4x-1 is the equation of a straight line graph. What is its gradient ?
Is 25 = _ 5k ; k = 5 an Equation or a solution
Clarify why the reactions of the Calvin cycle are also referred to as light independent reactions
What antigens coat the red blood cells of a person with type AB blood
Which of the following consists of a simple word, phrase, or question? A. Topic search B. Boolean logic C. Plain language search D. Keyword search
statistical or not statistical: how many acorns do squirrels typically eat in a day?
why did European nations want raw materials from Africa ?​
Tina rolls a ball across the floor. What type of force is acting upon this ball? A. gravity B. friction C. push (applied) D. all of these
Which of the following shows the prime factorization of 36 using exponential notation?