kimmyrndznatycath kimmyrndznatycath

16-03-2017
Mathematics

contestada

The difference of two numbers is 12. the larger number is one less than twice the smaller number. find the two numbers.

Respuesta :

rarrininger rarrininger

16-03-2017

x-y=12
x-1=2y
x-1/2=2y/2
y=1/2x-1/2

x-y=12
x-(1/2x-1/2)=12
x-1/2x+1/2=12
1/2x+1/2-1/2=12-1/2
1/2x÷1/2=11 1/2÷1/2
x=23

x-y=12
23-y=12
23-23-y=12-23
-y=-11
y=11

Check
23-1=2(11)
22=22

Answer Link

Otras preguntas

I need help, please!

PLEASE HELP ME WILL MARK BRAINLIEST!!

Why did the former Central development region have the highest density of population ?

Blue whales have the slowest heart rate of all animals, beating just _____ times a minute! A. ten B. six C. three D. thirty

What is the main function of the vacuole in plants? A) To control cell functions B) To produce ATP C) To add rigidity to cell membranes D) To maintain turgor pr

conundrums in sentence

Use the diagram to find the measure of each angle. Enter your answers in the table.

Yiming borrowed some money from the bank for a period of 10 years. The bank charged a simple interest of 1.9% per annum. If timing paid $4750 in interest over t

What do you mean by child rights?

HURRY PLZ which sentence has the transitive verb italicized