16-09-2016
Mathematics

contestada

Is 1/5 a solution of X+3/4-x=13/15

Respuesta :

nobillionaireNobley nobillionaireNobley

17-09-2016

(x + 3)/(4 - x) = 13/15
15(x + 3) = 13(4 - x)
15x + 45 = 52 - 13x
15x + 13x = 52 - 45
28x = 7
x = 7/28 = 1/4

Therefore, 1/5 is not a solution

Answer Link

Otras preguntas

How are hot spots used to track plate motion

How a cloned flock would be different from a noncloned flock

What is the suffix for legislator

The angular speed of a propeller on a wind generator is 10.3 revolutions per minute. Express this angular speed in radians per minute.

A toy company produces two kites whose shapes are geometrically similar. Find the length of the missing side of the smaller kite

How are hot spots used to track plate motion

what is the capital of the island nation off the southeast coast of India

Why did the colonists call the acts intolerable

what is the capital of the island nation off the southeast coast of India

How many angles does a cube have?