PJNASTY PJNASTY
  • 03-11-2016
  • Mathematics
contestada

solve the equation = a/4+a/3=21

Respuesta :

Jessebruning96 Jessebruning96
  • 03-11-2016
Solve the equation = a/4+a/3=21
a=36
Answer Link
pocketshirts
pocketshirts pocketshirts
  • 03-11-2016
Find the LCD between a/4 and a/3, which is 12, then turn a/4 into 3a/12 and a/3 into 4a/12 and then solve

(3a+4a) / 12 = 21 , 7a / 12 = 21, 7a = 12 x 21 = 252

a = 252/7 = 36 :)
Answer Link

Otras preguntas

Which body system is correctly paired with its function? circulatory — transports materials for energy release in body cells digestive — produces hormones for
In the diagram below, the number in each box is the sum of the two numbers below it work out the missing numbers for boxes A,B and C Pls Answer them all
Give the graph of this function f(x), find the following (use only integers) f(3) =
22. A bag contains 20 red, 40 blue and 15 yellow balls. Find the percentage of red balls. (A) 24 2/3% (B) 26% (C 25 2/3 % (D) 26 2/3%
Prepare an extensive Comparison Table of Energy Resources used in India. (Include conventional, non conventional, potential and stock resources)
what is the additive inverse of 24/6​
From a circular card sheet of radius 14cm, two circles of radius 3.5 cm and a rectangle of length 3cm and breadth 1cm are removed. Find area of remaining sheet
What is 30 6/5 simplified
what word contains the ketters N and Y and a?
Insert the correct symbol 5 _ 4