Seudónimo Seudónimo

19-03-2017
Mathematics

contestada

One half of a number added to two thirds of the number is 21. Find the number and show your work

Respuesta :

Аноним Аноним

19-03-2017

The number would be 18.
Half of 18 = 9
Two thirds of 18 = 12
9 + 12 = 21

Answer Link

Otras preguntas

would penguins be warmer if they never went into the water

please help me on all the questions thanks !!!!!!!!!!!!!!!!!!

Simplify the expression: 9x + 4y - 7x + 2y.

which of the following transformations does not preserve distance and angle measures? A .translation B.reflection C.rotation D.horizontal stretch?

(6x) to the power of the second

What outcome resulted from the fall of the Roman Empire in western Europe? Explain your answer. Answer choices are A.) feudalism replaced a centralized empire.

Allen and Andrew have the same biological parents. Why do they not resemble either of their parents? A) Each child receives only paternal genes. B) Each child r

Allen and Andrew have the same biological parents. Why do they not resemble either of their parents? A) Each child receives only paternal genes. B) Each child r

I need to learn spanish in these words... what are these words in spanish lollipop candy cane christmas tree happy new year and christmas eve christmas day

what is the kinetic energy of an object that has a mass of 30 kilograms and moves with a velocity of 20 m/s?