xxrayah xxrayah

01-09-2016
Mathematics

contestada

What is the solution of 2x/5−x/2=40 ?

Respuesta :

mpanderla95 mpanderla95

01-09-2016

2x/5 - X/2 = 40
LCD = 10

2•(2x/5) - 5•(X/2) = 40
4x/10 - 5x/10 = 40
4x-5x/10 = 40
-X/10 = 40
10•(-X/10) = 40 • 10
-X = 400
-X/-1 = 400/-1
X = -400.

I believe the solution is that X = -400.

Answer Link

Otras preguntas

what is the best definition of "explicit analysis of a text"? looking at the meter and rhyme focusing on the concrete elements that can be directly pointed out

What is the name of the law that prohibits employers from discriminating against or giving people preferential treatment on the basis of race, sex, color, ethni

how can pure dry crystals of calcium chloride be obtained from a solution of calcium chloride

factors of 21 is not multiple of 7

Stamp collecting is not considered a hobby. true false

Indicate the type of hybridization for each atom of propenoic acid

The sale of government owned business to private investors in known as options 1.capitalization 2.divestiture 3.privatization 4.acquisition

11.63 as a mixed number

Three times a number is no less than negative six.

Among Michelangelo's ceiling frescoes in the Sistine Chapel, the most widely known is