djh1971 djh1971
  • 01-09-2020
  • Mathematics
contestada

The sum of twice a number and 7 is -19

Respuesta :

Аноним Аноним
  • 01-09-2020

Answer:

The number will be -13

Step-by-step explanation:

Let the no. be x

Its twice will be = 2x

According to the question ,

[tex]2x + 7 = -19\\=> 2x = -19 - 7 = -26\\=> x = \frac{- 26}{2} = - 13[/tex]

Answer Link
zarampa
zarampa zarampa
  • 01-09-2020

Answer:

The number is:

-13

Step-by-step explanation:

2a+7 = -19

2a = -19 -7

2a = -26

a = -26/2

a = -13

Check:

2*-13 + 7 = -19

-26 + 7 = -19

Answer Link

Otras preguntas

A park has a 333 meter (\text{m})(m)left parenthesis, start text, m, end text, right parenthesis tall tether ball pole and a 6.8\,\text{m}6.8m6, point, 8, start
PLEASE ANSWER THIS ASAP‼️
can you help me with this one
Refers to the position and movement of the actors on stage. ​
-8=b/14 whats the answer?!??!?!?
Supply is the only significant part of a market economy. True False
The sum of the squares of two numbers is 8. The product of the two numbers is 4. Find the numbers. The two numbers are
While analyzing results from an investigation, a scientist calculates a very small number that he or she wants to make easier to use. Which does the scientist u
A scientist looks under a microscope and sees two cells in the process of dividing. Which principle of cell theory would this evidence support?
What is the measure of ∠XYZ? Show your work to support your answer.​