Flaness Flaness
  • 13-11-2018
  • Mathematics
contestada

the sum of twice a number and 7 is equal to the sum of the number and 8

Respuesta :

keyalaboyd keyalaboyd
  • 13-11-2018

(4)2 + 7= 15.

15-7=8.

I would say that number is 4 because 4+4= 8, and 8+7 =15.


Answer Link

Otras preguntas

Which aqueous solution will have the highest boiling point temperature? A. 0.100 molal NiBr2(aq) B. 0.250 molal CH3OH(aq) C. 0.100 molal MgSO4(aq) D. 0.150 mola
Can u pls tell the pythagroes thearom formula plsss
As her sister drove Shonda to the police station, questions ping-ponged through her mind. Where had Sam and his cousin really been? How did they even come in co
Question #40: Which sentence uses the future tense of to visit correctly? A. Taylor will visit his grandfather on Friday. B. Taylor visited his grandfather last
The P.I.E. strategy for developing a body paragraph of an essay states that one should first make a point, then illustrate the point with examples, and finally
What is Wang-Fo like as a person? From “How Wang-Fo Was Saved”
I need help with number 3
Which compounds give one singlet in the 1H NMR spectrum? CH3CH3 1461113dichloro22dibromo 1461123dimethyl2butene CH3―C≡C―CH3 CH2═CHCH═CH2 14611cyclohexadione 146
Study the reaction. X(s) + 2B(aq)→ X+(aq) + B2(g) Under which circumstances will the reaction rate be highest? A) the solid X is ground to a fine powder B) the
A sample of an unknown substance has a mass of 0.158kg. If 2,520.0 j of heat is required to heat the substance from 32.0C to 61.0C what is the specific heat of