Popstar101 Popstar101

06-10-2014
Mathematics

Answered

Solve the proportion 4/5=28/x using two methods

Answer :

06-10-2014

[tex]\frac{4}{5}=\frac{28}{x}\ \ \ \ |multiply\ by\ x\ each\ side\\\\ \frac{4}{5}x=28\ \ \ \ |Multiply\ by\ 5\ each\ side\\\\ 4x=140\ \ \ |:4\\\\ x=35\\\\\\ Cross\ multiplication\ method:\\\\ 4x=28*5\\\\ 4x=140\ \ \ |:4\\\\ x=35 [/tex]

Answer Link

Other Questions

Proteins made by rough ER travel to the Golgi in Sacks called?

lorenzo has a checkbook balance of $118.00. he writes two checks, one for $ 9.00 and one for $84.25.He then deposits $95.00. finally he uses his calculator to d

Which factor have exactly two terms Look at the picture

Well into the twentieth century, many scientists believed the ocean floor was A. rocky. B. flat. C. round. D. sandy.

How many electrons are in the n = 2 shell of the oxygen atom before bonding?

What determines if a mutation is passed on within a population

The best way to remove the mud from a sample of lake water is by

What is the purpose of a political party’s platform? A. to persuade voters that the party cares about them B. to state the goals of the party and its position o

Which of the following are solutions to environmental problems in the region? coordination of environmental efforts between sectors enforcement of environmental

convert 25/8 into a mixed number