jayidiaz2020 jayidiaz2020

19-09-2020
Mathematics

contestada

twice the difference of a number and 2 is 9

Respuesta :

officialstephhk officialstephhk

19-09-2020

The difference of a number and 2: x-2

Twice the difference of a number and 2: 2(x-2)

Is 9.

2(x-2) = 9

2x - 4 = 9

2x = 13

x = 13/2 = 6 1/2

Answer Link

Otras preguntas

A student mixes aqueous solutions of NISO4 and NaOH. What will be the correct formula of the precipitate that is formed

The eiffel tower stands 1,986 ft tall. the chrysler building in New your city is 319 meters. Which is taller? Solve by using dimensional analysis

1) How much time does it take to lift a box using 18.0 J of work and 20.89 Watt of power?

if f(x) = -x^3 + x^2 + x, find f(-2)

Explain what it means for x and y to vary directly

10) 81 grams of Au is how many mL ?

Legends will get a heart ❤️ if they get this right

IS ANYONE GOOD AT WRITING?!?! IF YOU ARE PLZ HELP!!!!! Answer the question properly plz I will mark you as brainliest :D What connection does the author draw be

type of environment and it features

Gaseous compound X is an oxidising agent. X is bubbled through separate solutions of aqueouspotassium iodide and acidified potassium manganate(VII).ХХaqueouspot